Home / 1,778,402.88-2,454,429.60-1,014,281.28

Finding the Fourth Proportional to 1,778,402.88, 2,454,429.60 and 1,014,281.28

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Solution

The fourth proportional to 1,778,402.88, 2,454,429.60 and 1,014,281.28 is: 1,399,841.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,402.88 : 2,454,429.60 = 1,014,281.28 : x
  2. Step 2: Convert to fraction form
    1,778,402.88/2,454,429.60 = 1,014,281.28/x
  3. Step 3: Cross multiply
    1,778,402.88x = 2,454,429.60 × 1,014,281.28
  4. Step 4: Simplify right side
    1,778,402.88x = 2,489,481,996,357.89
  5. Step 5: Solve for x
    x = 2,489,481,996,357.89/1,778,402.88
  6. Step 6: Final answer
    x = 1,399,841.41

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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.