Home / 2,870,798.13-3,962,275.08-1,647,930.33

Finding the Fourth Proportional to 2,870,798.13, 3,962,275.08 and 1,647,930.33

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Solution

The fourth proportional to 2,870,798.13, 3,962,275.08 and 1,647,930.33 is: 2,274,473.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,798.13 : 3,962,275.08 = 1,647,930.33 : x
  2. Step 2: Convert to fraction form
    2,870,798.13/3,962,275.08 = 1,647,930.33/x
  3. Step 3: Cross multiply
    2,870,798.13x = 3,962,275.08 × 1,647,930.33
  4. Step 4: Simplify right side
    2,870,798.13x = 6,529,553,280,135.18
  5. Step 5: Solve for x
    x = 6,529,553,280,135.18/2,870,798.13
  6. Step 6: Final answer
    x = 2,274,473.16

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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.