Home / 1,724,587.31-2,587,987.79-1,156,609.55

Finding the Fourth Proportional to 1,724,587.31, 2,587,987.79 and 1,156,609.55

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Solution

The fourth proportional to 1,724,587.31, 2,587,987.79 and 1,156,609.55 is: 1,735,656.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,587.31 : 2,587,987.79 = 1,156,609.55 : x
  2. Step 2: Convert to fraction form
    1,724,587.31/2,587,987.79 = 1,156,609.55/x
  3. Step 3: Cross multiply
    1,724,587.31x = 2,587,987.79 × 1,156,609.55
  4. Step 4: Simplify right side
    1,724,587.31x = 2,993,291,374,474.41
  5. Step 5: Solve for x
    x = 2,993,291,374,474.41/1,724,587.31
  6. Step 6: Final answer
    x = 1,735,656.62

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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.