Home / 1,253,989.04-1,730,515.04-681,033.30

Finding the Fourth Proportional to 1,253,989.04, 1,730,515.04 and 681,033.30

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Solution

The fourth proportional to 1,253,989.04, 1,730,515.04 and 681,033.30 is: 939,831.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,989.04 : 1,730,515.04 = 681,033.30 : x
  2. Step 2: Convert to fraction form
    1,253,989.04/1,730,515.04 = 681,033.30/x
  3. Step 3: Cross multiply
    1,253,989.04x = 1,730,515.04 × 681,033.30
  4. Step 4: Simplify right side
    1,253,989.04x = 1,178,538,364,985.67
  5. Step 5: Solve for x
    x = 1,178,538,364,985.67/1,253,989.04
  6. Step 6: Final answer
    x = 939,831.48

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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.