Home / 2,685,130.88-4,027,707.18-1,087,724.18

Finding the Fourth Proportional to 2,685,130.88, 4,027,707.18 and 1,087,724.18

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Solution

The fourth proportional to 2,685,130.88, 4,027,707.18 and 1,087,724.18 is: 1,631,590.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,130.88 : 4,027,707.18 = 1,087,724.18 : x
  2. Step 2: Convert to fraction form
    2,685,130.88/4,027,707.18 = 1,087,724.18/x
  3. Step 3: Cross multiply
    2,685,130.88x = 4,027,707.18 × 1,087,724.18
  4. Step 4: Simplify right side
    2,685,130.88x = 4,381,034,489,645.61
  5. Step 5: Solve for x
    x = 4,381,034,489,645.61/2,685,130.88
  6. Step 6: Final answer
    x = 1,631,590.67

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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.