Home / 1,465,873.16-2,198,778.60-400,915.24

Finding the Fourth Proportional to 1,465,873.16, 2,198,778.60 and 400,915.24

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Solution

The fourth proportional to 1,465,873.16, 2,198,778.60 and 400,915.24 is: 601,364.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,873.16 : 2,198,778.60 = 400,915.24 : x
  2. Step 2: Convert to fraction form
    1,465,873.16/2,198,778.60 = 400,915.24/x
  3. Step 3: Cross multiply
    1,465,873.16x = 2,198,778.60 × 400,915.24
  4. Step 4: Simplify right side
    1,465,873.16x = 881,523,850,125.86
  5. Step 5: Solve for x
    x = 881,523,850,125.86/1,465,873.16
  6. Step 6: Final answer
    x = 601,364.34

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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.