Home / 1,927,505.32-2,891,264.46-488,188.18

Finding the Fourth Proportional to 1,927,505.32, 2,891,264.46 and 488,188.18

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Solution

The fourth proportional to 1,927,505.32, 2,891,264.46 and 488,188.18 is: 732,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,505.32 : 2,891,264.46 = 488,188.18 : x
  2. Step 2: Convert to fraction form
    1,927,505.32/2,891,264.46 = 488,188.18/x
  3. Step 3: Cross multiply
    1,927,505.32x = 2,891,264.46 × 488,188.18
  4. Step 4: Simplify right side
    1,927,505.32x = 1,411,481,134,626.08
  5. Step 5: Solve for x
    x = 1,411,481,134,626.08/1,927,505.32
  6. Step 6: Final answer
    x = 732,283.91

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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.