Home / 1,296,023.10-1,944,034.65-821,298.30

Finding the Fourth Proportional to 1,296,023.10, 1,944,034.65 and 821,298.30

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Solution

The fourth proportional to 1,296,023.10, 1,944,034.65 and 821,298.30 is: 1,231,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,023.10 : 1,944,034.65 = 821,298.30 : x
  2. Step 2: Convert to fraction form
    1,296,023.10/1,944,034.65 = 821,298.30/x
  3. Step 3: Cross multiply
    1,296,023.10x = 1,944,034.65 × 821,298.30
  4. Step 4: Simplify right side
    1,296,023.10x = 1,596,632,353,186.10
  5. Step 5: Solve for x
    x = 1,596,632,353,186.10/1,296,023.10
  6. Step 6: Final answer
    x = 1,231,947.45

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Similar ratio
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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.