Home / 2,948,624.85-4,070,357.67-1,982,315.50

Finding the Fourth Proportional to 2,948,624.85, 4,070,357.67 and 1,982,315.50

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Solution

The fourth proportional to 2,948,624.85, 4,070,357.67 and 1,982,315.50 is: 2,736,439.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,624.85 : 4,070,357.67 = 1,982,315.50 : x
  2. Step 2: Convert to fraction form
    2,948,624.85/4,070,357.67 = 1,982,315.50/x
  3. Step 3: Cross multiply
    2,948,624.85x = 4,070,357.67 × 1,982,315.50
  4. Step 4: Simplify right side
    2,948,624.85x = 8,068,733,099,784.89
  5. Step 5: Solve for x
    x = 8,068,733,099,784.89/2,948,624.85
  6. Step 6: Final answer
    x = 2,736,439.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.