Home / 2,979,798.70-4,109,263.58-2,001,947.26

Finding the Fourth Proportional to 2,979,798.70, 4,109,263.58 and 2,001,947.26

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Solution

The fourth proportional to 2,979,798.70, 4,109,263.58 and 2,001,947.26 is: 2,760,766.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,798.70 : 4,109,263.58 = 2,001,947.26 : x
  2. Step 2: Convert to fraction form
    2,979,798.70/4,109,263.58 = 2,001,947.26/x
  3. Step 3: Cross multiply
    2,979,798.70x = 4,109,263.58 × 2,001,947.26
  4. Step 4: Simplify right side
    2,979,798.70x = 8,226,528,964,598.79
  5. Step 5: Solve for x
    x = 8,226,528,964,598.79/2,979,798.70
  6. Step 6: Final answer
    x = 2,760,766.68

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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.