Home / 1,709,159.28-2,563,543.08-447,108.72

Finding the Fourth Proportional to 1,709,159.28, 2,563,543.08 and 447,108.72

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Solution

The fourth proportional to 1,709,159.28, 2,563,543.08 and 447,108.72 is: 670,611.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,159.28 : 2,563,543.08 = 447,108.72 : x
  2. Step 2: Convert to fraction form
    1,709,159.28/2,563,543.08 = 447,108.72/x
  3. Step 3: Cross multiply
    1,709,159.28x = 2,563,543.08 × 447,108.72
  4. Step 4: Simplify right side
    1,709,159.28x = 1,146,182,465,163.66
  5. Step 5: Solve for x
    x = 1,146,182,465,163.66/1,709,159.28
  6. Step 6: Final answer
    x = 670,611.85

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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.