Home / 1,503,387.76-2,074,976.57-891,880.01

Finding the Fourth Proportional to 1,503,387.76, 2,074,976.57 and 891,880.01

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Solution

The fourth proportional to 1,503,387.76, 2,074,976.57 and 891,880.01 is: 1,230,973.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,387.76 : 2,074,976.57 = 891,880.01 : x
  2. Step 2: Convert to fraction form
    1,503,387.76/2,074,976.57 = 891,880.01/x
  3. Step 3: Cross multiply
    1,503,387.76x = 2,074,976.57 × 891,880.01
  4. Step 4: Simplify right side
    1,503,387.76x = 1,850,630,124,001.37
  5. Step 5: Solve for x
    x = 1,850,630,124,001.37/1,503,387.76
  6. Step 6: Final answer
    x = 1,230,973.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.