Home / 2,587,425.67-3,862,945.74-1,977,019.39

Finding the Fourth Proportional to 2,587,425.67, 3,862,945.74 and 1,977,019.39

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Solution

The fourth proportional to 2,587,425.67, 3,862,945.74 and 1,977,019.39 is: 2,951,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,425.67 : 3,862,945.74 = 1,977,019.39 : x
  2. Step 2: Convert to fraction form
    2,587,425.67/3,862,945.74 = 1,977,019.39/x
  3. Step 3: Cross multiply
    2,587,425.67x = 3,862,945.74 × 1,977,019.39
  4. Step 4: Simplify right side
    2,587,425.67x = 7,637,118,630,497.90
  5. Step 5: Solve for x
    x = 7,637,118,630,497.90/2,587,425.67
  6. Step 6: Final answer
    x = 2,951,628.22

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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.