Home / 3,266,545.40-4,890,486.90-2,930,622.20

Finding the Fourth Proportional to 3,266,545.40, 4,890,486.90 and 2,930,622.20

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Solution

The fourth proportional to 3,266,545.40, 4,890,486.90 and 2,930,622.20 is: 4,387,561.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,545.40 : 4,890,486.90 = 2,930,622.20 : x
  2. Step 2: Convert to fraction form
    3,266,545.40/4,890,486.90 = 2,930,622.20/x
  3. Step 3: Cross multiply
    3,266,545.40x = 4,890,486.90 × 2,930,622.20
  4. Step 4: Simplify right side
    3,266,545.40x = 14,332,169,477,949.18
  5. Step 5: Solve for x
    x = 14,332,169,477,949.18/3,266,545.40
  6. Step 6: Final answer
    x = 4,387,561.70

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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.