Home / 1,585,609.36-2,188,142.40-906,560.08

Finding the Fourth Proportional to 1,585,609.36, 2,188,142.40 and 906,560.08

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Solution

The fourth proportional to 1,585,609.36, 2,188,142.40 and 906,560.08 is: 1,251,053.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,609.36 : 2,188,142.40 = 906,560.08 : x
  2. Step 2: Convert to fraction form
    1,585,609.36/2,188,142.40 = 906,560.08/x
  3. Step 3: Cross multiply
    1,585,609.36x = 2,188,142.40 × 906,560.08
  4. Step 4: Simplify right side
    1,585,609.36x = 1,983,682,549,195.39
  5. Step 5: Solve for x
    x = 1,983,682,549,195.39/1,585,609.36
  6. Step 6: Final answer
    x = 1,251,053.76

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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.