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Finding the Fourth Proportional to 3,317,577.02, 4,977,155.25 and 1,073,715.02

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Solution

The fourth proportional to 3,317,577.02, 4,977,155.25 and 1,073,715.02 is: 1,610,828.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,577.02 : 4,977,155.25 = 1,073,715.02 : x
  2. Step 2: Convert to fraction form
    3,317,577.02/4,977,155.25 = 1,073,715.02/x
  3. Step 3: Cross multiply
    3,317,577.02x = 4,977,155.25 × 1,073,715.02
  4. Step 4: Simplify right side
    3,317,577.02x = 5,344,046,348,796.86
  5. Step 5: Solve for x
    x = 5,344,046,348,796.86/3,317,577.02
  6. Step 6: Final answer
    x = 1,610,828.12

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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.