Home / 4,988,686.20-6,884,219.34-3,154,131.96

Finding the Fourth Proportional to 4,988,686.20, 6,884,219.34 and 3,154,131.96

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Solution

The fourth proportional to 4,988,686.20, 6,884,219.34 and 3,154,131.96 is: 4,352,596.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,686.20 : 6,884,219.34 = 3,154,131.96 : x
  2. Step 2: Convert to fraction form
    4,988,686.20/6,884,219.34 = 3,154,131.96/x
  3. Step 3: Cross multiply
    4,988,686.20x = 6,884,219.34 × 3,154,131.96
  4. Step 4: Simplify right side
    4,988,686.20x = 21,713,736,239,944.11
  5. Step 5: Solve for x
    x = 21,713,736,239,944.11/4,988,686.20
  6. Step 6: Final answer
    x = 4,352,596.13

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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.