Home / 1,117,354.26-1,541,983.86-633,939.78

Finding the Fourth Proportional to 1,117,354.26, 1,541,983.86 and 633,939.78

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Solution

The fourth proportional to 1,117,354.26, 1,541,983.86 and 633,939.78 is: 874,856.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,354.26 : 1,541,983.86 = 633,939.78 : x
  2. Step 2: Convert to fraction form
    1,117,354.26/1,541,983.86 = 633,939.78/x
  3. Step 3: Cross multiply
    1,117,354.26x = 1,541,983.86 × 633,939.78
  4. Step 4: Simplify right side
    1,117,354.26x = 977,524,908,971.95
  5. Step 5: Solve for x
    x = 977,524,908,971.95/1,117,354.26
  6. Step 6: Final answer
    x = 874,856.74

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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.