Home / 1,134,978.54-1,566,287.75-618,732.74

Finding the Fourth Proportional to 1,134,978.54, 1,566,287.75 and 618,732.74

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Solution

The fourth proportional to 1,134,978.54, 1,566,287.75 and 618,732.74 is: 853,860.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,978.54 : 1,566,287.75 = 618,732.74 : x
  2. Step 2: Convert to fraction form
    1,134,978.54/1,566,287.75 = 618,732.74/x
  3. Step 3: Cross multiply
    1,134,978.54x = 1,566,287.75 × 618,732.74
  4. Step 4: Simplify right side
    1,134,978.54x = 969,113,500,260.83
  5. Step 5: Solve for x
    x = 969,113,500,260.83/1,134,978.54
  6. Step 6: Final answer
    x = 853,860.64

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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.