Home / 1,050,341.40-1,575,610.11-813,949.38

Finding the Fourth Proportional to 1,050,341.40, 1,575,610.11 and 813,949.38

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Solution

The fourth proportional to 1,050,341.40, 1,575,610.11 and 813,949.38 is: 1,221,000.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,341.40 : 1,575,610.11 = 813,949.38 : x
  2. Step 2: Convert to fraction form
    1,050,341.40/1,575,610.11 = 813,949.38/x
  3. Step 3: Cross multiply
    1,050,341.40x = 1,575,610.11 × 813,949.38
  4. Step 4: Simplify right side
    1,050,341.40x = 1,282,466,872,156.23
  5. Step 5: Solve for x
    x = 1,282,466,872,156.23/1,050,341.40
  6. Step 6: Final answer
    x = 1,221,000.02

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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.