Home / 3,777,705.79-5,668,228.10-1,980,159.46

Finding the Fourth Proportional to 3,777,705.79, 5,668,228.10 and 1,980,159.46

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Solution

The fourth proportional to 3,777,705.79, 5,668,228.10 and 1,980,159.46 is: 2,971,114.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777,705.79 : 5,668,228.10 = 1,980,159.46 : x
  2. Step 2: Convert to fraction form
    3,777,705.79/5,668,228.10 = 1,980,159.46/x
  3. Step 3: Cross multiply
    3,777,705.79x = 5,668,228.10 × 1,980,159.46
  4. Step 4: Simplify right side
    3,777,705.79x = 11,223,995,493,652.82
  5. Step 5: Solve for x
    x = 11,223,995,493,652.82/3,777,705.79
  6. Step 6: Final answer
    x = 2,971,114.25

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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.