Home / 1,156,908.10-1,733,612.55-978,448.90

Finding the Fourth Proportional to 1,156,908.10, 1,733,612.55 and 978,448.90

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Solution

The fourth proportional to 1,156,908.10, 1,733,612.55 and 978,448.90 is: 1,466,193.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,908.10 : 1,733,612.55 = 978,448.90 : x
  2. Step 2: Convert to fraction form
    1,156,908.10/1,733,612.55 = 978,448.90/x
  3. Step 3: Cross multiply
    1,156,908.10x = 1,733,612.55 × 978,448.90
  4. Step 4: Simplify right side
    1,156,908.10x = 1,696,251,292,573.70
  5. Step 5: Solve for x
    x = 1,696,251,292,573.70/1,156,908.10
  6. Step 6: Final answer
    x = 1,466,193.64

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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.