Home / 944,931.24-1,415,996.64-777,640.32

Finding the Fourth Proportional to 944,931.24, 1,415,996.64 and 777,640.32

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Solution

The fourth proportional to 944,931.24, 1,415,996.64 and 777,640.32 is: 1,165,308.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,931.24 : 1,415,996.64 = 777,640.32 : x
  2. Step 2: Convert to fraction form
    944,931.24/1,415,996.64 = 777,640.32/x
  3. Step 3: Cross multiply
    944,931.24x = 1,415,996.64 × 777,640.32
  4. Step 4: Simplify right side
    944,931.24x = 1,101,136,080,248.52
  5. Step 5: Solve for x
    x = 1,101,136,080,248.52/944,931.24
  6. Step 6: Final answer
    x = 1,165,308.16

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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.