Home / 3,056,595.59-4,218,145.49-1,680,066.50

Finding the Fourth Proportional to 3,056,595.59, 4,218,145.49 and 1,680,066.50

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Solution

The fourth proportional to 3,056,595.59, 4,218,145.49 and 1,680,066.50 is: 2,318,515.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,595.59 : 4,218,145.49 = 1,680,066.50 : x
  2. Step 2: Convert to fraction form
    3,056,595.59/4,218,145.49 = 1,680,066.50/x
  3. Step 3: Cross multiply
    3,056,595.59x = 4,218,145.49 × 1,680,066.50
  4. Step 4: Simplify right side
    3,056,595.59x = 7,086,764,929,875.09
  5. Step 5: Solve for x
    x = 7,086,764,929,875.09/3,056,595.59
  6. Step 6: Final answer
    x = 2,318,515.72

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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.