Home / 1,126,110.48-1,553,443.56-696,253.20

Finding the Fourth Proportional to 1,126,110.48, 1,553,443.56 and 696,253.20

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Solution

The fourth proportional to 1,126,110.48, 1,553,443.56 and 696,253.20 is: 960,465.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,110.48 : 1,553,443.56 = 696,253.20 : x
  2. Step 2: Convert to fraction form
    1,126,110.48/1,553,443.56 = 696,253.20/x
  3. Step 3: Cross multiply
    1,126,110.48x = 1,553,443.56 × 696,253.20
  4. Step 4: Simplify right side
    1,126,110.48x = 1,081,590,049,669.39
  5. Step 5: Solve for x
    x = 1,081,590,049,669.39/1,126,110.48
  6. Step 6: Final answer
    x = 960,465.31

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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.