Home / 3,048,639.12-4,573,551.60-918,617.76

Finding the Fourth Proportional to 3,048,639.12, 4,573,551.60 and 918,617.76

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Solution

The fourth proportional to 3,048,639.12, 4,573,551.60 and 918,617.76 is: 1,378,105.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048,639.12 : 4,573,551.60 = 918,617.76 : x
  2. Step 2: Convert to fraction form
    3,048,639.12/4,573,551.60 = 918,617.76/x
  3. Step 3: Cross multiply
    3,048,639.12x = 4,573,551.60 × 918,617.76
  4. Step 4: Simplify right side
    3,048,639.12x = 4,201,345,726,036.42
  5. Step 5: Solve for x
    x = 4,201,345,726,036.42/3,048,639.12
  6. Step 6: Final answer
    x = 1,378,105.30

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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.