Home / 1,012,972.08-1,397,807.64-560,253.36

Finding the Fourth Proportional to 1,012,972.08, 1,397,807.64 and 560,253.36

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Solution

The fourth proportional to 1,012,972.08, 1,397,807.64 and 560,253.36 is: 773,097.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,972.08 : 1,397,807.64 = 560,253.36 : x
  2. Step 2: Convert to fraction form
    1,012,972.08/1,397,807.64 = 560,253.36/x
  3. Step 3: Cross multiply
    1,012,972.08x = 1,397,807.64 × 560,253.36
  4. Step 4: Simplify right side
    1,012,972.08x = 783,126,426,943.67
  5. Step 5: Solve for x
    x = 783,126,426,943.67/1,012,972.08
  6. Step 6: Final answer
    x = 773,097.74

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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.