Home / 1,097,462.80-1,646,194.20-981,341.20

Finding the Fourth Proportional to 1,097,462.80, 1,646,194.20 and 981,341.20

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Solution

The fourth proportional to 1,097,462.80, 1,646,194.20 and 981,341.20 is: 1,472,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,462.80 : 1,646,194.20 = 981,341.20 : x
  2. Step 2: Convert to fraction form
    1,097,462.80/1,646,194.20 = 981,341.20/x
  3. Step 3: Cross multiply
    1,097,462.80x = 1,646,194.20 × 981,341.20
  4. Step 4: Simplify right side
    1,097,462.80x = 1,615,478,191,661.04
  5. Step 5: Solve for x
    x = 1,615,478,191,661.04/1,097,462.80
  6. Step 6: Final answer
    x = 1,472,011.80

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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.