Home / 1,589,419.74-2,192,862.45-901,017.78

Finding the Fourth Proportional to 1,589,419.74, 2,192,862.45 and 901,017.78

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Solution

The fourth proportional to 1,589,419.74, 2,192,862.45 and 901,017.78 is: 1,243,100.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,419.74 : 2,192,862.45 = 901,017.78 : x
  2. Step 2: Convert to fraction form
    1,589,419.74/2,192,862.45 = 901,017.78/x
  3. Step 3: Cross multiply
    1,589,419.74x = 2,192,862.45 × 901,017.78
  4. Step 4: Simplify right side
    1,589,419.74x = 1,975,808,056,544.36
  5. Step 5: Solve for x
    x = 1,975,808,056,544.36/1,589,419.74
  6. Step 6: Final answer
    x = 1,243,100.24

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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.