Home / 1,875,288.06-2,812,932.09-455,334.57

Finding the Fourth Proportional to 1,875,288.06, 2,812,932.09 and 455,334.57

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Solution

The fourth proportional to 1,875,288.06, 2,812,932.09 and 455,334.57 is: 683,001.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,288.06 : 2,812,932.09 = 455,334.57 : x
  2. Step 2: Convert to fraction form
    1,875,288.06/2,812,932.09 = 455,334.57/x
  3. Step 3: Cross multiply
    1,875,288.06x = 2,812,932.09 × 455,334.57
  4. Step 4: Simplify right side
    1,875,288.06x = 1,280,825,223,639.35
  5. Step 5: Solve for x
    x = 1,280,825,223,639.35/1,875,288.06
  6. Step 6: Final answer
    x = 683,001.86

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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.