Home / 1,518,563.30-2,277,881.40-453,640.10

Finding the Fourth Proportional to 1,518,563.30, 2,277,881.40 and 453,640.10

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Solution

The fourth proportional to 1,518,563.30, 2,277,881.40 and 453,640.10 is: 680,471.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,563.30 : 2,277,881.40 = 453,640.10 : x
  2. Step 2: Convert to fraction form
    1,518,563.30/2,277,881.40 = 453,640.10/x
  3. Step 3: Cross multiply
    1,518,563.30x = 2,277,881.40 × 453,640.10
  4. Step 4: Simplify right side
    1,518,563.30x = 1,033,338,346,084.14
  5. Step 5: Solve for x
    x = 1,033,338,346,084.14/1,518,563.30
  6. Step 6: Final answer
    x = 680,471.04

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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.