Home / 4,856,421.60-7,278,800.40-2,015,071.20

Finding the Fourth Proportional to 4,856,421.60, 7,278,800.40 and 2,015,071.20

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Solution

The fourth proportional to 4,856,421.60, 7,278,800.40 and 2,015,071.20 is: 3,020,186.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856,421.60 : 7,278,800.40 = 2,015,071.20 : x
  2. Step 2: Convert to fraction form
    4,856,421.60/7,278,800.40 = 2,015,071.20/x
  3. Step 3: Cross multiply
    4,856,421.60x = 7,278,800.40 × 2,015,071.20
  4. Step 4: Simplify right side
    4,856,421.60x = 14,667,301,056,588.48
  5. Step 5: Solve for x
    x = 14,667,301,056,588.48/4,856,421.60
  6. Step 6: Final answer
    x = 3,020,186.93

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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.