Home / 1,591,161.84-2,196,030.36-903,002.88

Finding the Fourth Proportional to 1,591,161.84, 2,196,030.36 and 903,002.88

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Solution

The fourth proportional to 1,591,161.84, 2,196,030.36 and 903,002.88 is: 1,246,272.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,161.84 : 2,196,030.36 = 903,002.88 : x
  2. Step 2: Convert to fraction form
    1,591,161.84/2,196,030.36 = 903,002.88/x
  3. Step 3: Cross multiply
    1,591,161.84x = 2,196,030.36 × 903,002.88
  4. Step 4: Simplify right side
    1,591,161.84x = 1,983,021,739,647.44
  5. Step 5: Solve for x
    x = 1,983,021,739,647.44/1,591,161.84
  6. Step 6: Final answer
    x = 1,246,272.81

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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.