Home / 4,812,879.60-7,215,820.20-1,971,529.20

Finding the Fourth Proportional to 4,812,879.60, 7,215,820.20 and 1,971,529.20

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Solution

The fourth proportional to 4,812,879.60, 7,215,820.20 and 1,971,529.20 is: 2,955,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,879.60 : 7,215,820.20 = 1,971,529.20 : x
  2. Step 2: Convert to fraction form
    4,812,879.60/7,215,820.20 = 1,971,529.20/x
  3. Step 3: Cross multiply
    4,812,879.60x = 7,215,820.20 × 1,971,529.20
  4. Step 4: Simplify right side
    4,812,879.60x = 14,226,200,226,249.84
  5. Step 5: Solve for x
    x = 14,226,200,226,249.84/4,812,879.60
  6. Step 6: Final answer
    x = 2,955,860.40

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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.