Home / 1,153,501.38-1,729,851.33-641,947.14

Finding the Fourth Proportional to 1,153,501.38, 1,729,851.33 and 641,947.14

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Solution

The fourth proportional to 1,153,501.38, 1,729,851.33 and 641,947.14 is: 962,697.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,501.38 : 1,729,851.33 = 641,947.14 : x
  2. Step 2: Convert to fraction form
    1,153,501.38/1,729,851.33 = 641,947.14/x
  3. Step 3: Cross multiply
    1,153,501.38x = 1,729,851.33 × 641,947.14
  4. Step 4: Simplify right side
    1,153,501.38x = 1,110,473,113,918.70
  5. Step 5: Solve for x
    x = 1,110,473,113,918.70/1,153,501.38
  6. Step 6: Final answer
    x = 962,697.69

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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.