Home / 1,266,720.42-1,900,173.13-356,037.22

Finding the Fourth Proportional to 1,266,720.42, 1,900,173.13 and 356,037.22

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Solution

The fourth proportional to 1,266,720.42, 1,900,173.13 and 356,037.22 is: 534,081.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,720.42 : 1,900,173.13 = 356,037.22 : x
  2. Step 2: Convert to fraction form
    1,266,720.42/1,900,173.13 = 356,037.22/x
  3. Step 3: Cross multiply
    1,266,720.42x = 1,900,173.13 × 356,037.22
  4. Step 4: Simplify right side
    1,266,720.42x = 676,532,360,209.02
  5. Step 5: Solve for x
    x = 676,532,360,209.02/1,266,720.42
  6. Step 6: Final answer
    x = 534,081.83

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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.