Home / 1,577,617.40-2,366,426.10-976,629.80

Finding the Fourth Proportional to 1,577,617.40, 2,366,426.10 and 976,629.80

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Solution

The fourth proportional to 1,577,617.40, 2,366,426.10 and 976,629.80 is: 1,464,944.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,617.40 : 2,366,426.10 = 976,629.80 : x
  2. Step 2: Convert to fraction form
    1,577,617.40/2,366,426.10 = 976,629.80/x
  3. Step 3: Cross multiply
    1,577,617.40x = 2,366,426.10 × 976,629.80
  4. Step 4: Simplify right side
    1,577,617.40x = 2,311,122,248,757.78
  5. Step 5: Solve for x
    x = 2,311,122,248,757.78/1,577,617.40
  6. Step 6: Final answer
    x = 1,464,944.70

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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.