Home / 1,576,642.73-2,175,766.43-851,490.60

Finding the Fourth Proportional to 1,576,642.73, 2,175,766.43 and 851,490.60

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Solution

The fourth proportional to 1,576,642.73, 2,175,766.43 and 851,490.60 is: 1,175,056.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,642.73 : 2,175,766.43 = 851,490.60 : x
  2. Step 2: Convert to fraction form
    1,576,642.73/2,175,766.43 = 851,490.60/x
  3. Step 3: Cross multiply
    1,576,642.73x = 2,175,766.43 × 851,490.60
  4. Step 4: Simplify right side
    1,576,642.73x = 1,852,644,658,683.10
  5. Step 5: Solve for x
    x = 1,852,644,658,683.10/1,576,642.73
  6. Step 6: Final answer
    x = 1,175,056.74

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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.