Home / 2,859,978.40-4,289,966.23-730,061.83

Finding the Fourth Proportional to 2,859,978.40, 4,289,966.23 and 730,061.83

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Solution

The fourth proportional to 2,859,978.40, 4,289,966.23 and 730,061.83 is: 1,095,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,978.40 : 4,289,966.23 = 730,061.83 : x
  2. Step 2: Convert to fraction form
    2,859,978.40/4,289,966.23 = 730,061.83/x
  3. Step 3: Cross multiply
    2,859,978.40x = 4,289,966.23 × 730,061.83
  4. Step 4: Simplify right side
    2,859,978.40x = 3,131,940,592,861.69
  5. Step 5: Solve for x
    x = 3,131,940,592,861.69/2,859,978.40
  6. Step 6: Final answer
    x = 1,095,092.40

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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.