Home / 4,217,657.18-6,325,177.50-1,521,631.90

Finding the Fourth Proportional to 4,217,657.18, 6,325,177.50 and 1,521,631.90

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Solution

The fourth proportional to 4,217,657.18, 6,325,177.50 and 1,521,631.90 is: 2,281,975.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217,657.18 : 6,325,177.50 = 1,521,631.90 : x
  2. Step 2: Convert to fraction form
    4,217,657.18/6,325,177.50 = 1,521,631.90/x
  3. Step 3: Cross multiply
    4,217,657.18x = 6,325,177.50 × 1,521,631.90
  4. Step 4: Simplify right side
    4,217,657.18x = 9,624,591,880,718.11
  5. Step 5: Solve for x
    x = 9,624,591,880,718.11/4,217,657.18
  6. Step 6: Final answer
    x = 2,281,975.86

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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.