Home / 1,708,778.20-2,563,556.10-998,440.60

Finding the Fourth Proportional to 1,708,778.20, 2,563,556.10 and 998,440.60

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Solution

The fourth proportional to 1,708,778.20, 2,563,556.10 and 998,440.60 is: 1,497,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,778.20 : 2,563,556.10 = 998,440.60 : x
  2. Step 2: Convert to fraction form
    1,708,778.20/2,563,556.10 = 998,440.60/x
  3. Step 3: Cross multiply
    1,708,778.20x = 2,563,556.10 × 998,440.60
  4. Step 4: Simplify right side
    1,708,778.20x = 2,559,558,490,617.66
  5. Step 5: Solve for x
    x = 2,559,558,490,617.66/1,708,778.20
  6. Step 6: Final answer
    x = 1,497,888.08

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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.