Home / 4,310,200.50-6,465,333.15-1,913,400.78

Finding the Fourth Proportional to 4,310,200.50, 6,465,333.15 and 1,913,400.78

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Solution

The fourth proportional to 4,310,200.50, 6,465,333.15 and 1,913,400.78 is: 2,870,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310,200.50 : 6,465,333.15 = 1,913,400.78 : x
  2. Step 2: Convert to fraction form
    4,310,200.50/6,465,333.15 = 1,913,400.78/x
  3. Step 3: Cross multiply
    4,310,200.50x = 6,465,333.15 × 1,913,400.78
  4. Step 4: Simplify right side
    4,310,200.50x = 12,370,773,492,169.86
  5. Step 5: Solve for x
    x = 12,370,773,492,169.86/4,310,200.50
  6. Step 6: Final answer
    x = 2,870,115.55

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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.