Home / 1,297,133.80-1,944,663.90-548,564.20

Finding the Fourth Proportional to 1,297,133.80, 1,944,663.90 and 548,564.20

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Solution

The fourth proportional to 1,297,133.80, 1,944,663.90 and 548,564.20 is: 822,407.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,133.80 : 1,944,663.90 = 548,564.20 : x
  2. Step 2: Convert to fraction form
    1,297,133.80/1,944,663.90 = 548,564.20/x
  3. Step 3: Cross multiply
    1,297,133.80x = 1,944,663.90 × 548,564.20
  4. Step 4: Simplify right side
    1,297,133.80x = 1,066,772,996,572.38
  5. Step 5: Solve for x
    x = 1,066,772,996,572.38/1,297,133.80
  6. Step 6: Final answer
    x = 822,407.83

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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.