Home / 1,429,947.93-2,144,995.68-364,999.21

Finding the Fourth Proportional to 1,429,947.93, 2,144,995.68 and 364,999.21

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Solution

The fourth proportional to 1,429,947.93, 2,144,995.68 and 364,999.21 is: 547,517.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,947.93 : 2,144,995.68 = 364,999.21 : x
  2. Step 2: Convert to fraction form
    1,429,947.93/2,144,995.68 = 364,999.21/x
  3. Step 3: Cross multiply
    1,429,947.93x = 2,144,995.68 × 364,999.21
  4. Step 4: Simplify right side
    1,429,947.93x = 782,921,734,672.15
  5. Step 5: Solve for x
    x = 782,921,734,672.15/1,429,947.93
  6. Step 6: Final answer
    x = 547,517.65

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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.