Home / 1,585,504.62-2,378,620.22-687,097.17

Finding the Fourth Proportional to 1,585,504.62, 2,378,620.22 and 687,097.17

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Solution

The fourth proportional to 1,585,504.62, 2,378,620.22 and 687,097.17 is: 1,030,803.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,504.62 : 2,378,620.22 = 687,097.17 : x
  2. Step 2: Convert to fraction form
    1,585,504.62/2,378,620.22 = 687,097.17/x
  3. Step 3: Cross multiply
    1,585,504.62x = 2,378,620.22 × 687,097.17
  4. Step 4: Simplify right side
    1,585,504.62x = 1,634,343,218,231.29
  5. Step 5: Solve for x
    x = 1,634,343,218,231.29/1,585,504.62
  6. Step 6: Final answer
    x = 1,030,803.19

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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.