Home / 1,829,724.50-2,521,867.38-1,216,781.84

Finding the Fourth Proportional to 1,829,724.50, 2,521,867.38 and 1,216,781.84

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Solution

The fourth proportional to 1,829,724.50, 2,521,867.38 and 1,216,781.84 is: 1,677,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829,724.50 : 2,521,867.38 = 1,216,781.84 : x
  2. Step 2: Convert to fraction form
    1,829,724.50/2,521,867.38 = 1,216,781.84/x
  3. Step 3: Cross multiply
    1,829,724.50x = 2,521,867.38 × 1,216,781.84
  4. Step 4: Simplify right side
    1,829,724.50x = 3,068,562,430,872.38
  5. Step 5: Solve for x
    x = 3,068,562,430,872.38/1,829,724.50
  6. Step 6: Final answer
    x = 1,677,062.55

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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.