Home / 1,049,510.88-1,575,431.76-543,936.48

Finding the Fourth Proportional to 1,049,510.88, 1,575,431.76 and 543,936.48

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Solution

The fourth proportional to 1,049,510.88, 1,575,431.76 and 543,936.48 is: 816,508.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,510.88 : 1,575,431.76 = 543,936.48 : x
  2. Step 2: Convert to fraction form
    1,049,510.88/1,575,431.76 = 543,936.48/x
  3. Step 3: Cross multiply
    1,049,510.88x = 1,575,431.76 × 543,936.48
  4. Step 4: Simplify right side
    1,049,510.88x = 856,934,806,014.61
  5. Step 5: Solve for x
    x = 856,934,806,014.61/1,049,510.88
  6. Step 6: Final answer
    x = 816,508.74

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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.