Home / 2,903,280.30-4,354,920.45-2,787,158.70

Finding the Fourth Proportional to 2,903,280.30, 4,354,920.45 and 2,787,158.70

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Solution

The fourth proportional to 2,903,280.30, 4,354,920.45 and 2,787,158.70 is: 4,180,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903,280.30 : 4,354,920.45 = 2,787,158.70 : x
  2. Step 2: Convert to fraction form
    2,903,280.30/4,354,920.45 = 2,787,158.70/x
  3. Step 3: Cross multiply
    2,903,280.30x = 4,354,920.45 × 2,787,158.70
  4. Step 4: Simplify right side
    2,903,280.30x = 12,137,854,420,025.42
  5. Step 5: Solve for x
    x = 12,137,854,420,025.42/2,903,280.30
  6. Step 6: Final answer
    x = 4,180,738.05

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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.