Home / 1,174,445.57-1,620,707.33-691,042.03

Finding the Fourth Proportional to 1,174,445.57, 1,620,707.33 and 691,042.03

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Solution

The fourth proportional to 1,174,445.57, 1,620,707.33 and 691,042.03 is: 953,621.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,445.57 : 1,620,707.33 = 691,042.03 : x
  2. Step 2: Convert to fraction form
    1,174,445.57/1,620,707.33 = 691,042.03/x
  3. Step 3: Cross multiply
    1,174,445.57x = 1,620,707.33 × 691,042.03
  4. Step 4: Simplify right side
    1,174,445.57x = 1,119,976,881,034.92
  5. Step 5: Solve for x
    x = 1,119,976,881,034.92/1,174,445.57
  6. Step 6: Final answer
    x = 953,621.78

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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.