Home / 1,161,577.36-1,602,976.80-652,279.78

Finding the Fourth Proportional to 1,161,577.36, 1,602,976.80 and 652,279.78

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Solution

The fourth proportional to 1,161,577.36, 1,602,976.80 and 652,279.78 is: 900,146.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,577.36 : 1,602,976.80 = 652,279.78 : x
  2. Step 2: Convert to fraction form
    1,161,577.36/1,602,976.80 = 652,279.78/x
  3. Step 3: Cross multiply
    1,161,577.36x = 1,602,976.80 × 652,279.78
  4. Step 4: Simplify right side
    1,161,577.36x = 1,045,589,354,449.10
  5. Step 5: Solve for x
    x = 1,045,589,354,449.10/1,161,577.36
  6. Step 6: Final answer
    x = 900,146.12

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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.