Home / 1,445,648.60-2,168,472.90-699,152.60

Finding the Fourth Proportional to 1,445,648.60, 2,168,472.90 and 699,152.60

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Solution

The fourth proportional to 1,445,648.60, 2,168,472.90 and 699,152.60 is: 1,048,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,648.60 : 2,168,472.90 = 699,152.60 : x
  2. Step 2: Convert to fraction form
    1,445,648.60/2,168,472.90 = 699,152.60/x
  3. Step 3: Cross multiply
    1,445,648.60x = 2,168,472.90 × 699,152.60
  4. Step 4: Simplify right side
    1,445,648.60x = 1,516,093,466,064.54
  5. Step 5: Solve for x
    x = 1,516,093,466,064.54/1,445,648.60
  6. Step 6: Final answer
    x = 1,048,728.90

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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.