Home / 1,053,828.34-1,580,740.17-814,290.55

Finding the Fourth Proportional to 1,053,828.34, 1,580,740.17 and 814,290.55

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Solution

The fourth proportional to 1,053,828.34, 1,580,740.17 and 814,290.55 is: 1,221,434.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,828.34 : 1,580,740.17 = 814,290.55 : x
  2. Step 2: Convert to fraction form
    1,053,828.34/1,580,740.17 = 814,290.55/x
  3. Step 3: Cross multiply
    1,053,828.34x = 1,580,740.17 × 814,290.55
  4. Step 4: Simplify right side
    1,053,828.34x = 1,287,181,775,430.95
  5. Step 5: Solve for x
    x = 1,287,181,775,430.95/1,053,828.34
  6. Step 6: Final answer
    x = 1,221,434.01

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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.