Home / 1,439,397.38-2,159,098.80-374,437.73

Finding the Fourth Proportional to 1,439,397.38, 2,159,098.80 and 374,437.73

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Solution

The fourth proportional to 1,439,397.38, 2,159,098.80 and 374,437.73 is: 561,657.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,397.38 : 2,159,098.80 = 374,437.73 : x
  2. Step 2: Convert to fraction form
    1,439,397.38/2,159,098.80 = 374,437.73/x
  3. Step 3: Cross multiply
    1,439,397.38x = 2,159,098.80 × 374,437.73
  4. Step 4: Simplify right side
    1,439,397.38x = 808,448,058,915.47
  5. Step 5: Solve for x
    x = 808,448,058,915.47/1,439,397.38
  6. Step 6: Final answer
    x = 561,657.31

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1.5x scale

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.