Home / 3,097,666.65-4,275,391.95-1,979,340.56

Finding the Fourth Proportional to 3,097,666.65, 4,275,391.95 and 1,979,340.56

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Solution

The fourth proportional to 3,097,666.65, 4,275,391.95 and 1,979,340.56 is: 2,731,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097,666.65 : 4,275,391.95 = 1,979,340.56 : x
  2. Step 2: Convert to fraction form
    3,097,666.65/4,275,391.95 = 1,979,340.56/x
  3. Step 3: Cross multiply
    3,097,666.65x = 4,275,391.95 × 1,979,340.56
  4. Step 4: Simplify right side
    3,097,666.65x = 8,462,456,675,155.53
  5. Step 5: Solve for x
    x = 8,462,456,675,155.53/3,097,666.65
  6. Step 6: Final answer
    x = 2,731,881.00

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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.