Home / 2,781,923.16-4,173,681.76-1,362,394.92

Finding the Fourth Proportional to 2,781,923.16, 4,173,681.76 and 1,362,394.92

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Solution

The fourth proportional to 2,781,923.16, 4,173,681.76 and 1,362,394.92 is: 2,043,982.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,923.16 : 4,173,681.76 = 1,362,394.92 : x
  2. Step 2: Convert to fraction form
    2,781,923.16/4,173,681.76 = 1,362,394.92/x
  3. Step 3: Cross multiply
    2,781,923.16x = 4,173,681.76 × 1,362,394.92
  4. Step 4: Simplify right side
    2,781,923.16x = 5,686,202,827,520.66
  5. Step 5: Solve for x
    x = 5,686,202,827,520.66/2,781,923.16
  6. Step 6: Final answer
    x = 2,043,982.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.