Home / 3,868,386.72-5,338,267.50-2,149,463.04

Finding the Fourth Proportional to 3,868,386.72, 5,338,267.50 and 2,149,463.04

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Solution

The fourth proportional to 3,868,386.72, 5,338,267.50 and 2,149,463.04 is: 2,966,200.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,386.72 : 5,338,267.50 = 2,149,463.04 : x
  2. Step 2: Convert to fraction form
    3,868,386.72/5,338,267.50 = 2,149,463.04/x
  3. Step 3: Cross multiply
    3,868,386.72x = 5,338,267.50 × 2,149,463.04
  4. Step 4: Simplify right side
    3,868,386.72x = 11,474,408,688,883.20
  5. Step 5: Solve for x
    x = 11,474,408,688,883.20/3,868,386.72
  6. Step 6: Final answer
    x = 2,966,200.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.