Home / 1,055,896.81-1,584,316.11-486,972

Finding the Fourth Proportional to 1,055,896.81, 1,584,316.11 and 486,972

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Solution

The fourth proportional to 1,055,896.81, 1,584,316.11 and 486,972 is: 730,675.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,896.81 : 1,584,316.11 = 486,972 : x
  2. Step 2: Convert to fraction form
    1,055,896.81/1,584,316.11 = 486,972/x
  3. Step 3: Cross multiply
    1,055,896.81x = 1,584,316.11 × 486,972
  4. Step 4: Simplify right side
    1,055,896.81x = 771,517,583,805.85
  5. Step 5: Solve for x
    x = 771,517,583,805.85/1,055,896.81
  6. Step 6: Final answer
    x = 730,675.17

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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.