Home / 1,963,342.80-2,944,139.40-898,711.20

Finding the Fourth Proportional to 1,963,342.80, 2,944,139.40 and 898,711.20

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Solution

The fourth proportional to 1,963,342.80, 2,944,139.40 and 898,711.20 is: 1,347,666.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,342.80 : 2,944,139.40 = 898,711.20 : x
  2. Step 2: Convert to fraction form
    1,963,342.80/2,944,139.40 = 898,711.20/x
  3. Step 3: Cross multiply
    1,963,342.80x = 2,944,139.40 × 898,711.20
  4. Step 4: Simplify right side
    1,963,342.80x = 2,645,931,053,141.28
  5. Step 5: Solve for x
    x = 2,645,931,053,141.28/1,963,342.80
  6. Step 6: Final answer
    x = 1,347,666.36

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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.