Home / 1,576,922.18-2,176,153.48-851,769.90

Finding the Fourth Proportional to 1,576,922.18, 2,176,153.48 and 851,769.90

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Solution

The fourth proportional to 1,576,922.18, 2,176,153.48 and 851,769.90 is: 1,175,442.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,922.18 : 2,176,153.48 = 851,769.90 : x
  2. Step 2: Convert to fraction form
    1,576,922.18/2,176,153.48 = 851,769.90/x
  3. Step 3: Cross multiply
    1,576,922.18x = 2,176,153.48 × 851,769.90
  4. Step 4: Simplify right side
    1,576,922.18x = 1,853,582,032,044.25
  5. Step 5: Solve for x
    x = 1,853,582,032,044.25/1,576,922.18
  6. Step 6: Final answer
    x = 1,175,442.93

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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.