Home / 3,678,056.80-5,516,862.99-1,372,105.87

Finding the Fourth Proportional to 3,678,056.80, 5,516,862.99 and 1,372,105.87

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Solution

The fourth proportional to 3,678,056.80, 5,516,862.99 and 1,372,105.87 is: 2,058,075.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,056.80 : 5,516,862.99 = 1,372,105.87 : x
  2. Step 2: Convert to fraction form
    3,678,056.80/5,516,862.99 = 1,372,105.87/x
  3. Step 3: Cross multiply
    3,678,056.80x = 5,516,862.99 × 1,372,105.87
  4. Step 4: Simplify right side
    3,678,056.80x = 7,569,720,092,564.75
  5. Step 5: Solve for x
    x = 7,569,720,092,564.75/3,678,056.80
  6. Step 6: Final answer
    x = 2,058,075.91

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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.