Home / 1,043,014.20-1,566,422.10-912,377.40

Finding the Fourth Proportional to 1,043,014.20, 1,566,422.10 and 912,377.40

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Solution

The fourth proportional to 1,043,014.20, 1,566,422.10 and 912,377.40 is: 1,370,228.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,014.20 : 1,566,422.10 = 912,377.40 : x
  2. Step 2: Convert to fraction form
    1,043,014.20/1,566,422.10 = 912,377.40/x
  3. Step 3: Cross multiply
    1,043,014.20x = 1,566,422.10 × 912,377.40
  4. Step 4: Simplify right side
    1,043,014.20x = 1,429,168,122,900.54
  5. Step 5: Solve for x
    x = 1,429,168,122,900.54/1,043,014.20
  6. Step 6: Final answer
    x = 1,370,228.83

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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.