Home / 3,087,425.69-4,260,647.45-1,880,201.69

Finding the Fourth Proportional to 3,087,425.69, 4,260,647.45 and 1,880,201.69

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Solution

The fourth proportional to 3,087,425.69, 4,260,647.45 and 1,880,201.69 is: 2,594,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,425.69 : 4,260,647.45 = 1,880,201.69 : x
  2. Step 2: Convert to fraction form
    3,087,425.69/4,260,647.45 = 1,880,201.69/x
  3. Step 3: Cross multiply
    3,087,425.69x = 4,260,647.45 × 1,880,201.69
  4. Step 4: Simplify right side
    3,087,425.69x = 8,010,876,535,984.19
  5. Step 5: Solve for x
    x = 8,010,876,535,984.19/3,087,425.69
  6. Step 6: Final answer
    x = 2,594,678.33

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.