Home / 1,437,710.41-2,156,196.41-426,593.18

Finding the Fourth Proportional to 1,437,710.41, 2,156,196.41 and 426,593.18

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Solution

The fourth proportional to 1,437,710.41, 2,156,196.41 and 426,593.18 is: 639,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,710.41 : 2,156,196.41 = 426,593.18 : x
  2. Step 2: Convert to fraction form
    1,437,710.41/2,156,196.41 = 426,593.18/x
  3. Step 3: Cross multiply
    1,437,710.41x = 2,156,196.41 × 426,593.18
  4. Step 4: Simplify right side
    1,437,710.41x = 919,818,688,103.73
  5. Step 5: Solve for x
    x = 919,818,688,103.73/1,437,710.41
  6. Step 6: Final answer
    x = 639,780.22

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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.