Home / 1,298,865.02-1,792,436.33-725,905.18

Finding the Fourth Proportional to 1,298,865.02, 1,792,436.33 and 725,905.18

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Solution

The fourth proportional to 1,298,865.02, 1,792,436.33 and 725,905.18 is: 1,001,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,865.02 : 1,792,436.33 = 725,905.18 : x
  2. Step 2: Convert to fraction form
    1,298,865.02/1,792,436.33 = 725,905.18/x
  3. Step 3: Cross multiply
    1,298,865.02x = 1,792,436.33 × 725,905.18
  4. Step 4: Simplify right side
    1,298,865.02x = 1,301,138,804,175.48
  5. Step 5: Solve for x
    x = 1,301,138,804,175.48/1,298,865.02
  6. Step 6: Final answer
    x = 1,001,750.59

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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.