Home / 1,992,793.39-2,750,430.30-1,248,064.50

Finding the Fourth Proportional to 1,992,793.39, 2,750,430.30 and 1,248,064.50

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Solution

The fourth proportional to 1,992,793.39, 2,750,430.30 and 1,248,064.50 is: 1,722,564.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,793.39 : 2,750,430.30 = 1,248,064.50 : x
  2. Step 2: Convert to fraction form
    1,992,793.39/2,750,430.30 = 1,248,064.50/x
  3. Step 3: Cross multiply
    1,992,793.39x = 2,750,430.30 × 1,248,064.50
  4. Step 4: Simplify right side
    1,992,793.39x = 3,432,714,422,788.22
  5. Step 5: Solve for x
    x = 3,432,714,422,788.22/1,992,793.39
  6. Step 6: Final answer
    x = 1,722,564.14

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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.