Home / 1,155,428.64-1,593,954.22-747,662.26

Finding the Fourth Proportional to 1,155,428.64, 1,593,954.22 and 747,662.26

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Solution

The fourth proportional to 1,155,428.64, 1,593,954.22 and 747,662.26 is: 1,031,426.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,428.64 : 1,593,954.22 = 747,662.26 : x
  2. Step 2: Convert to fraction form
    1,155,428.64/1,593,954.22 = 747,662.26/x
  3. Step 3: Cross multiply
    1,155,428.64x = 1,593,954.22 × 747,662.26
  4. Step 4: Simplify right side
    1,155,428.64x = 1,191,739,414,461.74
  5. Step 5: Solve for x
    x = 1,191,739,414,461.74/1,155,428.64
  6. Step 6: Final answer
    x = 1,031,426.24

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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.