Home / 2,587,426.67-3,862,947.23-1,977,020.39

Finding the Fourth Proportional to 2,587,426.67, 3,862,947.23 and 1,977,020.39

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Solution

The fourth proportional to 2,587,426.67, 3,862,947.23 and 1,977,020.39 is: 2,951,629.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,426.67 : 3,862,947.23 = 1,977,020.39 : x
  2. Step 2: Convert to fraction form
    2,587,426.67/3,862,947.23 = 1,977,020.39/x
  3. Step 3: Cross multiply
    2,587,426.67x = 3,862,947.23 × 1,977,020.39
  4. Step 4: Simplify right side
    2,587,426.67x = 7,637,125,439,204.02
  5. Step 5: Solve for x
    x = 7,637,125,439,204.02/2,587,426.67
  6. Step 6: Final answer
    x = 2,951,629.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.