Home / 1,269,646.56-1,904,965.20-559,175.04

Finding the Fourth Proportional to 1,269,646.56, 1,904,965.20 and 559,175.04

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Solution

The fourth proportional to 1,269,646.56, 1,904,965.20 and 559,175.04 is: 838,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,646.56 : 1,904,965.20 = 559,175.04 : x
  2. Step 2: Convert to fraction form
    1,269,646.56/1,904,965.20 = 559,175.04/x
  3. Step 3: Cross multiply
    1,269,646.56x = 1,904,965.20 × 559,175.04
  4. Step 4: Simplify right side
    1,269,646.56x = 1,065,208,991,908.61
  5. Step 5: Solve for x
    x = 1,065,208,991,908.61/1,269,646.56
  6. Step 6: Final answer
    x = 838,980.73

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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.