Home / 1,489,764.40-2,234,646.60-1,373,124.40

Finding the Fourth Proportional to 1,489,764.40, 2,234,646.60 and 1,373,124.40

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Solution

The fourth proportional to 1,489,764.40, 2,234,646.60 and 1,373,124.40 is: 2,059,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,764.40 : 2,234,646.60 = 1,373,124.40 : x
  2. Step 2: Convert to fraction form
    1,489,764.40/2,234,646.60 = 1,373,124.40/x
  3. Step 3: Cross multiply
    1,489,764.40x = 2,234,646.60 × 1,373,124.40
  4. Step 4: Simplify right side
    1,489,764.40x = 3,068,447,771,837.04
  5. Step 5: Solve for x
    x = 3,068,447,771,837.04/1,489,764.40
  6. Step 6: Final answer
    x = 2,059,686.60

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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.