Home / 1,380,180.60-2,070,270.90-433,549.80

Finding the Fourth Proportional to 1,380,180.60, 2,070,270.90 and 433,549.80

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Solution

The fourth proportional to 1,380,180.60, 2,070,270.90 and 433,549.80 is: 650,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,180.60 : 2,070,270.90 = 433,549.80 : x
  2. Step 2: Convert to fraction form
    1,380,180.60/2,070,270.90 = 433,549.80/x
  3. Step 3: Cross multiply
    1,380,180.60x = 2,070,270.90 × 433,549.80
  4. Step 4: Simplify right side
    1,380,180.60x = 897,565,534,640.82
  5. Step 5: Solve for x
    x = 897,565,534,640.82/1,380,180.60
  6. Step 6: Final answer
    x = 650,324.70

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1.5x scale

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.