Home / 1,453,381.47-2,005,754.85-808,801.65

Finding the Fourth Proportional to 1,453,381.47, 2,005,754.85 and 808,801.65

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Solution

The fourth proportional to 1,453,381.47, 2,005,754.85 and 808,801.65 is: 1,116,195.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,381.47 : 2,005,754.85 = 808,801.65 : x
  2. Step 2: Convert to fraction form
    1,453,381.47/2,005,754.85 = 808,801.65/x
  3. Step 3: Cross multiply
    1,453,381.47x = 2,005,754.85 × 808,801.65
  4. Step 4: Simplify right side
    1,453,381.47x = 1,622,257,832,175.50
  5. Step 5: Solve for x
    x = 1,622,257,832,175.50/1,453,381.47
  6. Step 6: Final answer
    x = 1,116,195.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.