Home / 3,669,138.35-5,503,707.53-973,458.35

Finding the Fourth Proportional to 3,669,138.35, 5,503,707.53 and 973,458.35

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Solution

The fourth proportional to 3,669,138.35, 5,503,707.53 and 973,458.35 is: 1,460,187.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,138.35 : 5,503,707.53 = 973,458.35 : x
  2. Step 2: Convert to fraction form
    3,669,138.35/5,503,707.53 = 973,458.35/x
  3. Step 3: Cross multiply
    3,669,138.35x = 5,503,707.53 × 973,458.35
  4. Step 4: Simplify right side
    3,669,138.35x = 5,357,630,046,169.08
  5. Step 5: Solve for x
    x = 5,357,630,046,169.08/3,669,138.35
  6. Step 6: Final answer
    x = 1,460,187.53

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.