Home / 2,617,564.60-3,926,606.10-911,445.40

Finding the Fourth Proportional to 2,617,564.60, 3,926,606.10 and 911,445.40

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Solution

The fourth proportional to 2,617,564.60, 3,926,606.10 and 911,445.40 is: 1,367,258.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,564.60 : 3,926,606.10 = 911,445.40 : x
  2. Step 2: Convert to fraction form
    2,617,564.60/3,926,606.10 = 911,445.40/x
  3. Step 3: Cross multiply
    2,617,564.60x = 3,926,606.10 × 911,445.40
  4. Step 4: Simplify right side
    2,617,564.60x = 3,578,887,067,456.94
  5. Step 5: Solve for x
    x = 3,578,887,067,456.94/2,617,564.60
  6. Step 6: Final answer
    x = 1,367,258.35

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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.