Home / 2,660,412.60-3,988,286.10-1,595,878.20

Finding the Fourth Proportional to 2,660,412.60, 3,988,286.10 and 1,595,878.20

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Solution

The fourth proportional to 2,660,412.60, 3,988,286.10 and 1,595,878.20 is: 2,392,417.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,412.60 : 3,988,286.10 = 1,595,878.20 : x
  2. Step 2: Convert to fraction form
    2,660,412.60/3,988,286.10 = 1,595,878.20/x
  3. Step 3: Cross multiply
    2,660,412.60x = 3,988,286.10 × 1,595,878.20
  4. Step 4: Simplify right side
    2,660,412.60x = 6,364,818,842,353.02
  5. Step 5: Solve for x
    x = 6,364,818,842,353.02/2,660,412.60
  6. Step 6: Final answer
    x = 2,392,417.94

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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.