Home / 1,806,448.06-2,492,932.62-990,603.20

Finding the Fourth Proportional to 1,806,448.06, 2,492,932.62 and 990,603.20

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Solution

The fourth proportional to 1,806,448.06, 2,492,932.62 and 990,603.20 is: 1,367,051.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,448.06 : 2,492,932.62 = 990,603.20 : x
  2. Step 2: Convert to fraction form
    1,806,448.06/2,492,932.62 = 990,603.20/x
  3. Step 3: Cross multiply
    1,806,448.06x = 2,492,932.62 × 990,603.20
  4. Step 4: Simplify right side
    1,806,448.06x = 2,469,507,030,756.38
  5. Step 5: Solve for x
    x = 2,469,507,030,756.38/1,806,448.06
  6. Step 6: Final answer
    x = 1,367,051.22

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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.