Home / 1,808,098.28-2,712,908.28-1,125,556.43

Finding the Fourth Proportional to 1,808,098.28, 2,712,908.28 and 1,125,556.43

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Solution

The fourth proportional to 1,808,098.28, 2,712,908.28 and 1,125,556.43 is: 1,688,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,098.28 : 2,712,908.28 = 1,125,556.43 : x
  2. Step 2: Convert to fraction form
    1,808,098.28/2,712,908.28 = 1,125,556.43/x
  3. Step 3: Cross multiply
    1,808,098.28x = 2,712,908.28 × 1,125,556.43
  4. Step 4: Simplify right side
    1,808,098.28x = 3,053,531,349,210.54
  5. Step 5: Solve for x
    x = 3,053,531,349,210.54/1,808,098.28
  6. Step 6: Final answer
    x = 1,688,808.28

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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.