Home / 1,126,392.60-1,694,383.56-1,021,046.88

Finding the Fourth Proportional to 1,126,392.60, 1,694,383.56 and 1,021,046.88

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Solution

The fourth proportional to 1,126,392.60, 1,694,383.56 and 1,021,046.88 is: 1,535,916.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,392.60 : 1,694,383.56 = 1,021,046.88 : x
  2. Step 2: Convert to fraction form
    1,126,392.60/1,694,383.56 = 1,021,046.88/x
  3. Step 3: Cross multiply
    1,126,392.60x = 1,694,383.56 × 1,021,046.88
  4. Step 4: Simplify right side
    1,126,392.60x = 1,730,045,047,461.29
  5. Step 5: Solve for x
    x = 1,730,045,047,461.29/1,126,392.60
  6. Step 6: Final answer
    x = 1,535,916.56

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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.