Home / 3,370,079.79-4,649,574.56-1,918,748.34

Finding the Fourth Proportional to 3,370,079.79, 4,649,574.56 and 1,918,748.34

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Solution

The fourth proportional to 3,370,079.79, 4,649,574.56 and 1,918,748.34 is: 2,647,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370,079.79 : 4,649,574.56 = 1,918,748.34 : x
  2. Step 2: Convert to fraction form
    3,370,079.79/4,649,574.56 = 1,918,748.34/x
  3. Step 3: Cross multiply
    3,370,079.79x = 4,649,574.56 × 1,918,748.34
  4. Step 4: Simplify right side
    3,370,079.79x = 8,921,363,459,112.49
  5. Step 5: Solve for x
    x = 8,921,363,459,112.49/3,370,079.79
  6. Step 6: Final answer
    x = 2,647,226.18

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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.