Home / 3,412,485.60-5,114,791.08-1,281,210.36

Finding the Fourth Proportional to 3,412,485.60, 5,114,791.08 and 1,281,210.36

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Solution

The fourth proportional to 3,412,485.60, 5,114,791.08 and 1,281,210.36 is: 1,920,337.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,485.60 : 5,114,791.08 = 1,281,210.36 : x
  2. Step 2: Convert to fraction form
    3,412,485.60/5,114,791.08 = 1,281,210.36/x
  3. Step 3: Cross multiply
    3,412,485.60x = 5,114,791.08 × 1,281,210.36
  4. Step 4: Simplify right side
    3,412,485.60x = 6,553,123,320,931.59
  5. Step 5: Solve for x
    x = 6,553,123,320,931.59/3,412,485.60
  6. Step 6: Final answer
    x = 1,920,337.28

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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.