Home / 1,316,363.70-1,974,545.55-1,153,650.90

Finding the Fourth Proportional to 1,316,363.70, 1,974,545.55 and 1,153,650.90

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Solution

The fourth proportional to 1,316,363.70, 1,974,545.55 and 1,153,650.90 is: 1,730,476.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,363.70 : 1,974,545.55 = 1,153,650.90 : x
  2. Step 2: Convert to fraction form
    1,316,363.70/1,974,545.55 = 1,153,650.90/x
  3. Step 3: Cross multiply
    1,316,363.70x = 1,974,545.55 × 1,153,650.90
  4. Step 4: Simplify right side
    1,316,363.70x = 2,277,936,250,848.49
  5. Step 5: Solve for x
    x = 2,277,936,250,848.49/1,316,363.70
  6. Step 6: Final answer
    x = 1,730,476.35

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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.