Home / 2,739,161.10-3,781,253.02-1,636,981.34

Finding the Fourth Proportional to 2,739,161.10, 3,781,253.02 and 1,636,981.34

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Solution

The fourth proportional to 2,739,161.10, 3,781,253.02 and 1,636,981.34 is: 2,259,757.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,161.10 : 3,781,253.02 = 1,636,981.34 : x
  2. Step 2: Convert to fraction form
    2,739,161.10/3,781,253.02 = 1,636,981.34/x
  3. Step 3: Cross multiply
    2,739,161.10x = 3,781,253.02 × 1,636,981.34
  4. Step 4: Simplify right side
    2,739,161.10x = 6,189,840,635,558.65
  5. Step 5: Solve for x
    x = 6,189,840,635,558.65/2,739,161.10
  6. Step 6: Final answer
    x = 2,259,757.79

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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.