Home / 1,011,959.24-1,519,338.54-513,673.16

Finding the Fourth Proportional to 1,011,959.24, 1,519,338.54 and 513,673.16

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Solution

The fourth proportional to 1,011,959.24, 1,519,338.54 and 513,673.16 is: 771,220.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,959.24 : 1,519,338.54 = 513,673.16 : x
  2. Step 2: Convert to fraction form
    1,011,959.24/1,519,338.54 = 513,673.16/x
  3. Step 3: Cross multiply
    1,011,959.24x = 1,519,338.54 × 513,673.16
  4. Step 4: Simplify right side
    1,011,959.24x = 780,443,428,951.59
  5. Step 5: Solve for x
    x = 780,443,428,951.59/1,011,959.24
  6. Step 6: Final answer
    x = 771,220.22

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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.