Home / 2,916,768.52-4,025,140.80-1,610,020.88

Finding the Fourth Proportional to 2,916,768.52, 4,025,140.80 and 1,610,020.88

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Solution

The fourth proportional to 2,916,768.52, 4,025,140.80 and 1,610,020.88 is: 2,221,828.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,768.52 : 4,025,140.80 = 1,610,020.88 : x
  2. Step 2: Convert to fraction form
    2,916,768.52/4,025,140.80 = 1,610,020.88/x
  3. Step 3: Cross multiply
    2,916,768.52x = 4,025,140.80 × 1,610,020.88
  4. Step 4: Simplify right side
    2,916,768.52x = 6,480,560,732,939.90
  5. Step 5: Solve for x
    x = 6,480,560,732,939.90/2,916,768.52
  6. Step 6: Final answer
    x = 2,221,828.95

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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.