Home / 1,659,390.08-2,289,932.16-934,236.16

Finding the Fourth Proportional to 1,659,390.08, 2,289,932.16 and 934,236.16

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Solution

The fourth proportional to 1,659,390.08, 2,289,932.16 and 934,236.16 is: 1,289,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,390.08 : 2,289,932.16 = 934,236.16 : x
  2. Step 2: Convert to fraction form
    1,659,390.08/2,289,932.16 = 934,236.16/x
  3. Step 3: Cross multiply
    1,659,390.08x = 2,289,932.16 × 934,236.16
  4. Step 4: Simplify right side
    1,659,390.08x = 2,139,337,427,818.91
  5. Step 5: Solve for x
    x = 2,139,337,427,818.91/1,659,390.08
  6. Step 6: Final answer
    x = 1,289,231.18

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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.