Home / 5,179,689.11-7,770,242.73-1,767,059.45

Finding the Fourth Proportional to 5,179,689.11, 7,770,242.73 and 1,767,059.45

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Solution

The fourth proportional to 5,179,689.11, 7,770,242.73 and 1,767,059.45 is: 2,650,831.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,689.11 : 7,770,242.73 = 1,767,059.45 : x
  2. Step 2: Convert to fraction form
    5,179,689.11/7,770,242.73 = 1,767,059.45/x
  3. Step 3: Cross multiply
    5,179,689.11x = 7,770,242.73 × 1,767,059.45
  4. Step 4: Simplify right side
    5,179,689.11x = 13,730,480,805,989.09
  5. Step 5: Solve for x
    x = 13,730,480,805,989.09/5,179,689.11
  6. Step 6: Final answer
    x = 2,650,831.07

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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.