Home / 1,781,937.55-2,671,725.56-644,550.05

Finding the Fourth Proportional to 1,781,937.55, 2,671,725.56 and 644,550.05

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Solution

The fourth proportional to 1,781,937.55, 2,671,725.56 and 644,550.05 is: 966,397.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,937.55 : 2,671,725.56 = 644,550.05 : x
  2. Step 2: Convert to fraction form
    1,781,937.55/2,671,725.56 = 644,550.05/x
  3. Step 3: Cross multiply
    1,781,937.55x = 2,671,725.56 × 644,550.05
  4. Step 4: Simplify right side
    1,781,937.55x = 1,722,060,840,061.53
  5. Step 5: Solve for x
    x = 1,722,060,840,061.53/1,781,937.55
  6. Step 6: Final answer
    x = 966,397.98

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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.