Home / 1,590,396.12-2,194,756.17-865,249.02

Finding the Fourth Proportional to 1,590,396.12, 2,194,756.17 and 865,249.02

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Solution

The fourth proportional to 1,590,396.12, 2,194,756.17 and 865,249.02 is: 1,194,048.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,396.12 : 2,194,756.17 = 865,249.02 : x
  2. Step 2: Convert to fraction form
    1,590,396.12/2,194,756.17 = 865,249.02/x
  3. Step 3: Cross multiply
    1,590,396.12x = 2,194,756.17 × 865,249.02
  4. Step 4: Simplify right side
    1,590,396.12x = 1,899,010,625,231.45
  5. Step 5: Solve for x
    x = 1,899,010,625,231.45/1,590,396.12
  6. Step 6: Final answer
    x = 1,194,048.83

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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.