Home / 1,774,371.60-2,656,891.80-1,298,480.40

Finding the Fourth Proportional to 1,774,371.60, 2,656,891.80 and 1,298,480.40

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Solution

The fourth proportional to 1,774,371.60, 2,656,891.80 and 1,298,480.40 is: 1,944,306.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,371.60 : 2,656,891.80 = 1,298,480.40 : x
  2. Step 2: Convert to fraction form
    1,774,371.60/2,656,891.80 = 1,298,480.40/x
  3. Step 3: Cross multiply
    1,774,371.60x = 2,656,891.80 × 1,298,480.40
  4. Step 4: Simplify right side
    1,774,371.60x = 3,449,921,927,220.72
  5. Step 5: Solve for x
    x = 3,449,921,927,220.72/1,774,371.60
  6. Step 6: Final answer
    x = 1,944,306.33

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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.