Home / 1,200,381.17-1,798,572.66-844,647.83

Finding the Fourth Proportional to 1,200,381.17, 1,798,572.66 and 844,647.83

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Solution

The fourth proportional to 1,200,381.17, 1,798,572.66 and 844,647.83 is: 1,265,565.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,381.17 : 1,798,572.66 = 844,647.83 : x
  2. Step 2: Convert to fraction form
    1,200,381.17/1,798,572.66 = 844,647.83/x
  3. Step 3: Cross multiply
    1,200,381.17x = 1,798,572.66 × 844,647.83
  4. Step 4: Simplify right side
    1,200,381.17x = 1,519,160,485,373.46
  5. Step 5: Solve for x
    x = 1,519,160,485,373.46/1,200,381.17
  6. Step 6: Final answer
    x = 1,265,565.08

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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.