Home / 2,832,852.64-3,909,315-1,543,689.04

Finding the Fourth Proportional to 2,832,852.64, 3,909,315 and 1,543,689.04

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Solution

The fourth proportional to 2,832,852.64, 3,909,315 and 1,543,689.04 is: 2,130,279.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,852.64 : 3,909,315 = 1,543,689.04 : x
  2. Step 2: Convert to fraction form
    2,832,852.64/3,909,315 = 1,543,689.04/x
  3. Step 3: Cross multiply
    2,832,852.64x = 3,909,315 × 1,543,689.04
  4. Step 4: Simplify right side
    2,832,852.64x = 6,034,766,719,407.60
  5. Step 5: Solve for x
    x = 6,034,766,719,407.60/2,832,852.64
  6. Step 6: Final answer
    x = 2,130,279.08

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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.