Home / 1,640,753.30-2,264,235.24-915,593.30

Finding the Fourth Proportional to 1,640,753.30, 2,264,235.24 and 915,593.30

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Solution

The fourth proportional to 1,640,753.30, 2,264,235.24 and 915,593.30 is: 1,263,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,753.30 : 2,264,235.24 = 915,593.30 : x
  2. Step 2: Convert to fraction form
    1,640,753.30/2,264,235.24 = 915,593.30/x
  3. Step 3: Cross multiply
    1,640,753.30x = 2,264,235.24 × 915,593.30
  4. Step 4: Simplify right side
    1,640,753.30x = 2,073,118,615,367.89
  5. Step 5: Solve for x
    x = 2,073,118,615,367.89/1,640,753.30
  6. Step 6: Final answer
    x = 1,263,516.35

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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.