Home / 1,056,520.20-1,582,655.04-800,790.17

Finding the Fourth Proportional to 1,056,520.20, 1,582,655.04 and 800,790.17

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Solution

The fourth proportional to 1,056,520.20, 1,582,655.04 and 800,790.17 is: 1,199,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,520.20 : 1,582,655.04 = 800,790.17 : x
  2. Step 2: Convert to fraction form
    1,056,520.20/1,582,655.04 = 800,790.17/x
  3. Step 3: Cross multiply
    1,056,520.20x = 1,582,655.04 × 800,790.17
  4. Step 4: Simplify right side
    1,056,520.20x = 1,267,374,598,532.96
  5. Step 5: Solve for x
    x = 1,267,374,598,532.96/1,056,520.20
  6. Step 6: Final answer
    x = 1,199,574.41

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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.