Home / 2,685,124.88-4,027,698.16-1,087,718.48

Finding the Fourth Proportional to 2,685,124.88, 4,027,698.16 and 1,087,718.48

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Solution

The fourth proportional to 2,685,124.88, 4,027,698.16 and 1,087,718.48 is: 1,631,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,124.88 : 4,027,698.16 = 1,087,718.48 : x
  2. Step 2: Convert to fraction form
    2,685,124.88/4,027,698.16 = 1,087,718.48/x
  3. Step 3: Cross multiply
    2,685,124.88x = 4,027,698.16 × 1,087,718.48
  4. Step 4: Simplify right side
    2,685,124.88x = 4,381,001,720,494.00
  5. Step 5: Solve for x
    x = 4,381,001,720,494.00/2,685,124.88
  6. Step 6: Final answer
    x = 1,631,582.11

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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.