Home / 1,100,705.20-1,518,327.96-692,158.96

Finding the Fourth Proportional to 1,100,705.20, 1,518,327.96 and 692,158.96

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Solution

The fourth proportional to 1,100,705.20, 1,518,327.96 and 692,158.96 is: 954,773.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,705.20 : 1,518,327.96 = 692,158.96 : x
  2. Step 2: Convert to fraction form
    1,100,705.20/1,518,327.96 = 692,158.96/x
  3. Step 3: Cross multiply
    1,100,705.20x = 1,518,327.96 × 692,158.96
  4. Step 4: Simplify right side
    1,100,705.20x = 1,050,924,301,732.52
  5. Step 5: Solve for x
    x = 1,050,924,301,732.52/1,100,705.20
  6. Step 6: Final answer
    x = 954,773.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.