Home / 1,158,388.32-1,729,659.12-1,037,665.92

Finding the Fourth Proportional to 1,158,388.32, 1,729,659.12 and 1,037,665.92

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Solution

The fourth proportional to 1,158,388.32, 1,729,659.12 and 1,037,665.92 is: 1,549,401.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,388.32 : 1,729,659.12 = 1,037,665.92 : x
  2. Step 2: Convert to fraction form
    1,158,388.32/1,729,659.12 = 1,037,665.92/x
  3. Step 3: Cross multiply
    1,158,388.32x = 1,729,659.12 × 1,037,665.92
  4. Step 4: Simplify right side
    1,158,388.32x = 1,794,808,322,041.19
  5. Step 5: Solve for x
    x = 1,794,808,322,041.19/1,158,388.32
  6. Step 6: Final answer
    x = 1,549,401.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.