Home / 1,256,568.40-1,883,540.40-615,985.17

Finding the Fourth Proportional to 1,256,568.40, 1,883,540.40 and 615,985.17

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Solution

The fourth proportional to 1,256,568.40, 1,883,540.40 and 615,985.17 is: 923,334.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,568.40 : 1,883,540.40 = 615,985.17 : x
  2. Step 2: Convert to fraction form
    1,256,568.40/1,883,540.40 = 615,985.17/x
  3. Step 3: Cross multiply
    1,256,568.40x = 1,883,540.40 × 615,985.17
  4. Step 4: Simplify right side
    1,256,568.40x = 1,160,232,948,612.06
  5. Step 5: Solve for x
    x = 1,160,232,948,612.06/1,256,568.40
  6. Step 6: Final answer
    x = 923,334.49

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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.