Home / 1,439,507.57-2,159,267.45-374,472.74

Finding the Fourth Proportional to 1,439,507.57, 2,159,267.45 and 374,472.74

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Solution

The fourth proportional to 1,439,507.57, 2,159,267.45 and 374,472.74 is: 561,710.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,507.57 : 2,159,267.45 = 374,472.74 : x
  2. Step 2: Convert to fraction form
    1,439,507.57/2,159,267.45 = 374,472.74/x
  3. Step 3: Cross multiply
    1,439,507.57x = 2,159,267.45 × 374,472.74
  4. Step 4: Simplify right side
    1,439,507.57x = 808,586,785,725.61
  5. Step 5: Solve for x
    x = 808,586,785,725.61/1,439,507.57
  6. Step 6: Final answer
    x = 561,710.69

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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.