Home / 2,578,314.87-3,866,141.88-1,157,154.89

Finding the Fourth Proportional to 2,578,314.87, 3,866,141.88 and 1,157,154.89

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Solution

The fourth proportional to 2,578,314.87, 3,866,141.88 and 1,157,154.89 is: 1,735,135.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,314.87 : 3,866,141.88 = 1,157,154.89 : x
  2. Step 2: Convert to fraction form
    2,578,314.87/3,866,141.88 = 1,157,154.89/x
  3. Step 3: Cross multiply
    2,578,314.87x = 3,866,141.88 × 1,157,154.89
  4. Step 4: Simplify right side
    2,578,314.87x = 4,473,724,962,545.08
  5. Step 5: Solve for x
    x = 4,473,724,962,545.08/2,578,314.87
  6. Step 6: Final answer
    x = 1,735,135.23

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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.