Home / 4,979,968.40-6,872,265.96-2,804,502.80

Finding the Fourth Proportional to 4,979,968.40, 6,872,265.96 and 2,804,502.80

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Solution

The fourth proportional to 4,979,968.40, 6,872,265.96 and 2,804,502.80 is: 3,870,162.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,968.40 : 6,872,265.96 = 2,804,502.80 : x
  2. Step 2: Convert to fraction form
    4,979,968.40/6,872,265.96 = 2,804,502.80/x
  3. Step 3: Cross multiply
    4,979,968.40x = 6,872,265.96 × 2,804,502.80
  4. Step 4: Simplify right side
    4,979,968.40x = 19,273,289,127,164.69
  5. Step 5: Solve for x
    x = 19,273,289,127,164.69/4,979,968.40
  6. Step 6: Final answer
    x = 3,870,162.94

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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.