Home / 2,575,970.94-3,864,401.78-870,126.65

Finding the Fourth Proportional to 2,575,970.94, 3,864,401.78 and 870,126.65

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Solution

The fourth proportional to 2,575,970.94, 3,864,401.78 and 870,126.65 is: 1,305,340.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575,970.94 : 3,864,401.78 = 870,126.65 : x
  2. Step 2: Convert to fraction form
    2,575,970.94/3,864,401.78 = 870,126.65/x
  3. Step 3: Cross multiply
    2,575,970.94x = 3,864,401.78 × 870,126.65
  4. Step 4: Simplify right side
    2,575,970.94x = 3,362,518,988,865.31
  5. Step 5: Solve for x
    x = 3,362,518,988,865.31/2,575,970.94
  6. Step 6: Final answer
    x = 1,305,340.42

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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.