Home / 2,193,368.91-3,025,632.85-1,275,497.16

Finding the Fourth Proportional to 2,193,368.91, 3,025,632.85 and 1,275,497.16

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Solution

The fourth proportional to 2,193,368.91, 3,025,632.85 and 1,275,497.16 is: 1,759,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,368.91 : 3,025,632.85 = 1,275,497.16 : x
  2. Step 2: Convert to fraction form
    2,193,368.91/3,025,632.85 = 1,275,497.16/x
  3. Step 3: Cross multiply
    2,193,368.91x = 3,025,632.85 × 1,275,497.16
  4. Step 4: Simplify right side
    2,193,368.91x = 3,859,186,107,377.71
  5. Step 5: Solve for x
    x = 3,859,186,107,377.71/2,193,368.91
  6. Step 6: Final answer
    x = 1,759,478.80

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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.