Home / 1,458,503.40-2,187,478.08-617,645.64

Finding the Fourth Proportional to 1,458,503.40, 2,187,478.08 and 617,645.64

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Solution

The fourth proportional to 1,458,503.40, 2,187,478.08 and 617,645.64 is: 926,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,503.40 : 2,187,478.08 = 617,645.64 : x
  2. Step 2: Convert to fraction form
    1,458,503.40/2,187,478.08 = 617,645.64/x
  3. Step 3: Cross multiply
    1,458,503.40x = 2,187,478.08 × 617,645.64
  4. Step 4: Simplify right side
    1,458,503.40x = 1,351,086,298,707.57
  5. Step 5: Solve for x
    x = 1,351,086,298,707.57/1,458,503.40
  6. Step 6: Final answer
    x = 926,351.15

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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.