Home / 1,389,456.06-2,083,095.30-548,637.18

Finding the Fourth Proportional to 1,389,456.06, 2,083,095.30 and 548,637.18

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Solution

The fourth proportional to 1,389,456.06, 2,083,095.30 and 548,637.18 is: 822,525.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,456.06 : 2,083,095.30 = 548,637.18 : x
  2. Step 2: Convert to fraction form
    1,389,456.06/2,083,095.30 = 548,637.18/x
  3. Step 3: Cross multiply
    1,389,456.06x = 2,083,095.30 × 548,637.18
  4. Step 4: Simplify right side
    1,389,456.06x = 1,142,863,531,063.25
  5. Step 5: Solve for x
    x = 1,142,863,531,063.25/1,389,456.06
  6. Step 6: Final answer
    x = 822,525.85

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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.