Home / 1,429,352.28-1,972,510.08-784,814.22

Finding the Fourth Proportional to 1,429,352.28, 1,972,510.08 and 784,814.22

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Solution

The fourth proportional to 1,429,352.28, 1,972,510.08 and 784,814.22 is: 1,083,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,352.28 : 1,972,510.08 = 784,814.22 : x
  2. Step 2: Convert to fraction form
    1,429,352.28/1,972,510.08 = 784,814.22/x
  3. Step 3: Cross multiply
    1,429,352.28x = 1,972,510.08 × 784,814.22
  4. Step 4: Simplify right side
    1,429,352.28x = 1,548,053,959,877.34
  5. Step 5: Solve for x
    x = 1,548,053,959,877.34/1,429,352.28
  6. Step 6: Final answer
    x = 1,083,045.78

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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.