Home / 1,211,380.20-1,817,474.76-537,368.76

Finding the Fourth Proportional to 1,211,380.20, 1,817,474.76 and 537,368.76

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Solution

The fourth proportional to 1,211,380.20, 1,817,474.76 and 537,368.76 is: 806,232.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,380.20 : 1,817,474.76 = 537,368.76 : x
  2. Step 2: Convert to fraction form
    1,211,380.20/1,817,474.76 = 537,368.76/x
  3. Step 3: Cross multiply
    1,211,380.20x = 1,817,474.76 × 537,368.76
  4. Step 4: Simplify right side
    1,211,380.20x = 976,654,158,112.50
  5. Step 5: Solve for x
    x = 976,654,158,112.50/1,211,380.20
  6. Step 6: Final answer
    x = 806,232.56

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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.