Home / 2,646,008.60-3,969,531.30-1,129,688.60

Finding the Fourth Proportional to 2,646,008.60, 3,969,531.30 and 1,129,688.60

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Solution

The fourth proportional to 2,646,008.60, 3,969,531.30 and 1,129,688.60 is: 1,694,754.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,008.60 : 3,969,531.30 = 1,129,688.60 : x
  2. Step 2: Convert to fraction form
    2,646,008.60/3,969,531.30 = 1,129,688.60/x
  3. Step 3: Cross multiply
    2,646,008.60x = 3,969,531.30 × 1,129,688.60
  4. Step 4: Simplify right side
    2,646,008.60x = 4,484,334,256,953.18
  5. Step 5: Solve for x
    x = 4,484,334,256,953.18/2,646,008.60
  6. Step 6: Final answer
    x = 1,694,754.23

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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.