Home / 2,657,153.28-3,986,362.65-860,037.06

Finding the Fourth Proportional to 2,657,153.28, 3,986,362.65 and 860,037.06

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Solution

The fourth proportional to 2,657,153.28, 3,986,362.65 and 860,037.06 is: 1,290,260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,153.28 : 3,986,362.65 = 860,037.06 : x
  2. Step 2: Convert to fraction form
    2,657,153.28/3,986,362.65 = 860,037.06/x
  3. Step 3: Cross multiply
    2,657,153.28x = 3,986,362.65 × 860,037.06
  4. Step 4: Simplify right side
    2,657,153.28x = 3,428,419,613,599.81
  5. Step 5: Solve for x
    x = 3,428,419,613,599.81/2,657,153.28
  6. Step 6: Final answer
    x = 1,290,260.38

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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.