Home / 1,127,324.56-1,555,707.90-618,030.52

Finding the Fourth Proportional to 1,127,324.56, 1,555,707.90 and 618,030.52

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Solution

The fourth proportional to 1,127,324.56, 1,555,707.90 and 618,030.52 is: 852,882.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,324.56 : 1,555,707.90 = 618,030.52 : x
  2. Step 2: Convert to fraction form
    1,127,324.56/1,555,707.90 = 618,030.52/x
  3. Step 3: Cross multiply
    1,127,324.56x = 1,555,707.90 × 618,030.52
  4. Step 4: Simplify right side
    1,127,324.56x = 961,474,962,405.11
  5. Step 5: Solve for x
    x = 961,474,962,405.11/1,127,324.56
  6. Step 6: Final answer
    x = 852,882.12

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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.