Home / 1,584,641.28-2,377,187.88-519,766.68

Finding the Fourth Proportional to 1,584,641.28, 2,377,187.88 and 519,766.68

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Solution

The fourth proportional to 1,584,641.28, 2,377,187.88 and 519,766.68 is: 779,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,641.28 : 2,377,187.88 = 519,766.68 : x
  2. Step 2: Convert to fraction form
    1,584,641.28/2,377,187.88 = 519,766.68/x
  3. Step 3: Cross multiply
    1,584,641.28x = 2,377,187.88 × 519,766.68
  4. Step 4: Simplify right side
    1,584,641.28x = 1,235,583,052,123.84
  5. Step 5: Solve for x
    x = 1,235,583,052,123.84/1,584,641.28
  6. Step 6: Final answer
    x = 779,724.14

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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.