Home / 1,266,722.42-1,900,176.13-356,039.22

Finding the Fourth Proportional to 1,266,722.42, 1,900,176.13 and 356,039.22

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Solution

The fourth proportional to 1,266,722.42, 1,900,176.13 and 356,039.22 is: 534,084.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,722.42 : 1,900,176.13 = 356,039.22 : x
  2. Step 2: Convert to fraction form
    1,266,722.42/1,900,176.13 = 356,039.22/x
  3. Step 3: Cross multiply
    1,266,722.42x = 1,900,176.13 × 356,039.22
  4. Step 4: Simplify right side
    1,266,722.42x = 676,537,227,187.82
  5. Step 5: Solve for x
    x = 676,537,227,187.82/1,266,722.42
  6. Step 6: Final answer
    x = 534,084.83

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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.