Home / 1,665,609.60-2,498,040.24-766,187.52

Finding the Fourth Proportional to 1,665,609.60, 2,498,040.24 and 766,187.52

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Solution

The fourth proportional to 1,665,609.60, 2,498,040.24 and 766,187.52 is: 1,149,109.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,609.60 : 2,498,040.24 = 766,187.52 : x
  2. Step 2: Convert to fraction form
    1,665,609.60/2,498,040.24 = 766,187.52/x
  3. Step 3: Cross multiply
    1,665,609.60x = 2,498,040.24 × 766,187.52
  4. Step 4: Simplify right side
    1,665,609.60x = 1,913,967,256,345.81
  5. Step 5: Solve for x
    x = 1,913,967,256,345.81/1,665,609.60
  6. Step 6: Final answer
    x = 1,149,109.16

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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.