Home / 1,691,492.22-2,332,001.12-1,343,786.34

Finding the Fourth Proportional to 1,691,492.22, 2,332,001.12 and 1,343,786.34

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Solution

The fourth proportional to 1,691,492.22, 2,332,001.12 and 1,343,786.34 is: 1,852,631.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,492.22 : 2,332,001.12 = 1,343,786.34 : x
  2. Step 2: Convert to fraction form
    1,691,492.22/2,332,001.12 = 1,343,786.34/x
  3. Step 3: Cross multiply
    1,691,492.22x = 2,332,001.12 × 1,343,786.34
  4. Step 4: Simplify right side
    1,691,492.22x = 3,133,711,249,920.70
  5. Step 5: Solve for x
    x = 3,133,711,249,920.70/1,691,492.22
  6. Step 6: Final answer
    x = 1,852,631.19

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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.