Home / 2,186,552.09-3,280,458.13-670,458.40

Finding the Fourth Proportional to 2,186,552.09, 3,280,458.13 and 670,458.40

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Solution

The fourth proportional to 2,186,552.09, 3,280,458.13 and 670,458.40 is: 1,005,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,552.09 : 3,280,458.13 = 670,458.40 : x
  2. Step 2: Convert to fraction form
    2,186,552.09/3,280,458.13 = 670,458.40/x
  3. Step 3: Cross multiply
    2,186,552.09x = 3,280,458.13 × 670,458.40
  4. Step 4: Simplify right side
    2,186,552.09x = 2,199,410,699,229.50
  5. Step 5: Solve for x
    x = 2,199,410,699,229.50/2,186,552.09
  6. Step 6: Final answer
    x = 1,005,880.77

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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.