Home / 1,157,422.92-1,734,390.87-1,031,289.06

Finding the Fourth Proportional to 1,157,422.92, 1,734,390.87 and 1,031,289.06

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Solution

The fourth proportional to 1,157,422.92, 1,734,390.87 and 1,031,289.06 is: 1,545,380.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,422.92 : 1,734,390.87 = 1,031,289.06 : x
  2. Step 2: Convert to fraction form
    1,157,422.92/1,734,390.87 = 1,031,289.06/x
  3. Step 3: Cross multiply
    1,157,422.92x = 1,734,390.87 × 1,031,289.06
  4. Step 4: Simplify right side
    1,157,422.92x = 1,788,658,329,994.88
  5. Step 5: Solve for x
    x = 1,788,658,329,994.88/1,157,422.92
  6. Step 6: Final answer
    x = 1,545,380.08

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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.