Home / 1,142,699.11-1,712,572.41-543,843.83

Finding the Fourth Proportional to 1,142,699.11, 1,712,572.41 and 543,843.83

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Solution

The fourth proportional to 1,142,699.11, 1,712,572.41 and 543,843.83 is: 815,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,699.11 : 1,712,572.41 = 543,843.83 : x
  2. Step 2: Convert to fraction form
    1,142,699.11/1,712,572.41 = 543,843.83/x
  3. Step 3: Cross multiply
    1,142,699.11x = 1,712,572.41 × 543,843.83
  4. Step 4: Simplify right side
    1,142,699.11x = 931,371,938,606.73
  5. Step 5: Solve for x
    x = 931,371,938,606.73/1,142,699.11
  6. Step 6: Final answer
    x = 815,063.15

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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.