Home / 1,332,548-1,838,916.24-728,948.96

Finding the Fourth Proportional to 1,332,548, 1,838,916.24 and 728,948.96

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Solution

The fourth proportional to 1,332,548, 1,838,916.24 and 728,948.96 is: 1,005,949.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,548 : 1,838,916.24 = 728,948.96 : x
  2. Step 2: Convert to fraction form
    1,332,548/1,838,916.24 = 728,948.96/x
  3. Step 3: Cross multiply
    1,332,548x = 1,838,916.24 × 728,948.96
  4. Step 4: Simplify right side
    1,332,548x = 1,340,476,080,675.11
  5. Step 5: Solve for x
    x = 1,340,476,080,675.11/1,332,548
  6. Step 6: Final answer
    x = 1,005,949.56

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1.5x scale

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.