Home / 1,098,860.96-1,516,410.24-615,422.18

Finding the Fourth Proportional to 1,098,860.96, 1,516,410.24 and 615,422.18

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Solution

The fourth proportional to 1,098,860.96, 1,516,410.24 and 615,422.18 is: 849,272.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,860.96 : 1,516,410.24 = 615,422.18 : x
  2. Step 2: Convert to fraction form
    1,098,860.96/1,516,410.24 = 615,422.18/x
  3. Step 3: Cross multiply
    1,098,860.96x = 1,516,410.24 × 615,422.18
  4. Step 4: Simplify right side
    1,098,860.96x = 933,232,495,675.12
  5. Step 5: Solve for x
    x = 933,232,495,675.12/1,098,860.96
  6. Step 6: Final answer
    x = 849,272.59

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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.