Home / 3,150,421.40-4,722,521.70-1,551,675.80

Finding the Fourth Proportional to 3,150,421.40, 4,722,521.70 and 1,551,675.80

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Solution

The fourth proportional to 3,150,421.40, 4,722,521.70 and 1,551,675.80 is: 2,325,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,421.40 : 4,722,521.70 = 1,551,675.80 : x
  2. Step 2: Convert to fraction form
    3,150,421.40/4,722,521.70 = 1,551,675.80/x
  3. Step 3: Cross multiply
    3,150,421.40x = 4,722,521.70 × 1,551,675.80
  4. Step 4: Simplify right side
    3,150,421.40x = 7,327,822,636,864.86
  5. Step 5: Solve for x
    x = 7,327,822,636,864.86/3,150,421.40
  6. Step 6: Final answer
    x = 2,325,981.74

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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.