Home / 3,148,286.40-4,722,429.60-2,518,430.40

Finding the Fourth Proportional to 3,148,286.40, 4,722,429.60 and 2,518,430.40

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Solution

The fourth proportional to 3,148,286.40, 4,722,429.60 and 2,518,430.40 is: 3,777,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,286.40 : 4,722,429.60 = 2,518,430.40 : x
  2. Step 2: Convert to fraction form
    3,148,286.40/4,722,429.60 = 2,518,430.40/x
  3. Step 3: Cross multiply
    3,148,286.40x = 4,722,429.60 × 2,518,430.40
  4. Step 4: Simplify right side
    3,148,286.40x = 11,893,110,266,499.84
  5. Step 5: Solve for x
    x = 11,893,110,266,499.84/3,148,286.40
  6. Step 6: Final answer
    x = 3,777,645.60

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1.5x scale

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.