Home / 1,389,456.05-2,083,095.30-548,637.17

Finding the Fourth Proportional to 1,389,456.05, 2,083,095.30 and 548,637.17

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Solution

The fourth proportional to 1,389,456.05, 2,083,095.30 and 548,637.17 is: 822,525.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,456.05 : 2,083,095.30 = 548,637.17 : x
  2. Step 2: Convert to fraction form
    1,389,456.05/2,083,095.30 = 548,637.17/x
  3. Step 3: Cross multiply
    1,389,456.05x = 2,083,095.30 × 548,637.17
  4. Step 4: Simplify right side
    1,389,456.05x = 1,142,863,510,232.30
  5. Step 5: Solve for x
    x = 1,142,863,510,232.30/1,389,456.05
  6. Step 6: Final answer
    x = 822,525.84

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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.