Home / 1,330,266.83-1,995,400.24-905,114.03

Finding the Fourth Proportional to 1,330,266.83, 1,995,400.24 and 905,114.03

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Solution

The fourth proportional to 1,330,266.83, 1,995,400.24 and 905,114.03 is: 1,357,671.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,266.83 : 1,995,400.24 = 905,114.03 : x
  2. Step 2: Convert to fraction form
    1,330,266.83/1,995,400.24 = 905,114.03/x
  3. Step 3: Cross multiply
    1,330,266.83x = 1,995,400.24 × 905,114.03
  4. Step 4: Simplify right side
    1,330,266.83x = 1,806,064,740,449.58
  5. Step 5: Solve for x
    x = 1,806,064,740,449.58/1,330,266.83
  6. Step 6: Final answer
    x = 1,357,671.04

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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.