Home / 1,928,445.12-2,893,209.30-714,003.48

Finding the Fourth Proportional to 1,928,445.12, 2,893,209.30 and 714,003.48

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Solution

The fourth proportional to 1,928,445.12, 2,893,209.30 and 714,003.48 is: 1,071,205.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,445.12 : 2,893,209.30 = 714,003.48 : x
  2. Step 2: Convert to fraction form
    1,928,445.12/2,893,209.30 = 714,003.48/x
  3. Step 3: Cross multiply
    1,928,445.12x = 2,893,209.30 × 714,003.48
  4. Step 4: Simplify right side
    1,928,445.12x = 2,065,761,508,568.36
  5. Step 5: Solve for x
    x = 2,065,761,508,568.36/1,928,445.12
  6. Step 6: Final answer
    x = 1,071,205.75

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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.