Home / 2,849,191.20-3,932,258.40-1,625,216.40

Finding the Fourth Proportional to 2,849,191.20, 3,932,258.40 and 1,625,216.40

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Solution

The fourth proportional to 2,849,191.20, 3,932,258.40 and 1,625,216.40 is: 2,243,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849,191.20 : 3,932,258.40 = 1,625,216.40 : x
  2. Step 2: Convert to fraction form
    2,849,191.20/3,932,258.40 = 1,625,216.40/x
  3. Step 3: Cross multiply
    2,849,191.20x = 3,932,258.40 × 1,625,216.40
  4. Step 4: Simplify right side
    2,849,191.20x = 6,390,770,840,717.76
  5. Step 5: Solve for x
    x = 6,390,770,840,717.76/2,849,191.20
  6. Step 6: Final answer
    x = 2,243,012.28

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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.