Home / 1,055,280.47-1,456,288.27-571,841.38

Finding the Fourth Proportional to 1,055,280.47, 1,456,288.27 and 571,841.38

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Solution

The fourth proportional to 1,055,280.47, 1,456,288.27 and 571,841.38 is: 789,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,280.47 : 1,456,288.27 = 571,841.38 : x
  2. Step 2: Convert to fraction form
    1,055,280.47/1,456,288.27 = 571,841.38/x
  3. Step 3: Cross multiply
    1,055,280.47x = 1,456,288.27 × 571,841.38
  4. Step 4: Simplify right side
    1,055,280.47x = 832,765,900,051.96
  5. Step 5: Solve for x
    x = 832,765,900,051.96/1,055,280.47
  6. Step 6: Final answer
    x = 789,141.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.