Home / 3,236,167.40-4,856,000.70-1,439,328.20

Finding the Fourth Proportional to 3,236,167.40, 4,856,000.70 and 1,439,328.20

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Solution

The fourth proportional to 3,236,167.40, 4,856,000.70 and 1,439,328.20 is: 2,159,770.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,167.40 : 4,856,000.70 = 1,439,328.20 : x
  2. Step 2: Convert to fraction form
    3,236,167.40/4,856,000.70 = 1,439,328.20/x
  3. Step 3: Cross multiply
    3,236,167.40x = 4,856,000.70 × 1,439,328.20
  4. Step 4: Simplify right side
    3,236,167.40x = 6,989,378,746,729.74
  5. Step 5: Solve for x
    x = 6,989,378,746,729.74/3,236,167.40
  6. Step 6: Final answer
    x = 2,159,770.46

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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.