Home / 2,407,345.20-3,612,417.48-988,419.60

Finding the Fourth Proportional to 2,407,345.20, 3,612,417.48 and 988,419.60

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Solution

The fourth proportional to 2,407,345.20, 3,612,417.48 and 988,419.60 is: 1,483,204.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407,345.20 : 3,612,417.48 = 988,419.60 : x
  2. Step 2: Convert to fraction form
    2,407,345.20/3,612,417.48 = 988,419.60/x
  3. Step 3: Cross multiply
    2,407,345.20x = 3,612,417.48 × 988,419.60
  4. Step 4: Simplify right side
    2,407,345.20x = 3,570,584,240,614.61
  5. Step 5: Solve for x
    x = 3,570,584,240,614.61/2,407,345.20
  6. Step 6: Final answer
    x = 1,483,204.09

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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.