Home / 1,143,310.08-1,577,759.04-634,013.76

Finding the Fourth Proportional to 1,143,310.08, 1,577,759.04 and 634,013.76

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Solution

The fourth proportional to 1,143,310.08, 1,577,759.04 and 634,013.76 is: 874,934.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,310.08 : 1,577,759.04 = 634,013.76 : x
  2. Step 2: Convert to fraction form
    1,143,310.08/1,577,759.04 = 634,013.76/x
  3. Step 3: Cross multiply
    1,143,310.08x = 1,577,759.04 × 634,013.76
  4. Step 4: Simplify right side
    1,143,310.08x = 1,000,320,941,324.39
  5. Step 5: Solve for x
    x = 1,000,320,941,324.39/1,143,310.08
  6. Step 6: Final answer
    x = 874,934.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.