Home / 3,640,346.70-5,460,520.05-2,506,605.90

Finding the Fourth Proportional to 3,640,346.70, 5,460,520.05 and 2,506,605.90

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Solution

The fourth proportional to 3,640,346.70, 5,460,520.05 and 2,506,605.90 is: 3,759,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,346.70 : 5,460,520.05 = 2,506,605.90 : x
  2. Step 2: Convert to fraction form
    3,640,346.70/5,460,520.05 = 2,506,605.90/x
  3. Step 3: Cross multiply
    3,640,346.70x = 5,460,520.05 × 2,506,605.90
  4. Step 4: Simplify right side
    3,640,346.70x = 13,687,371,774,398.29
  5. Step 5: Solve for x
    x = 13,687,371,774,398.29/3,640,346.70
  6. Step 6: Final answer
    x = 3,759,908.85

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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.