Home / 1,908,243.30-2,867,030.55-1,435,851.30

Finding the Fourth Proportional to 1,908,243.30, 2,867,030.55 and 1,435,851.30

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Solution

The fourth proportional to 1,908,243.30, 2,867,030.55 and 1,435,851.30 is: 2,157,287.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,243.30 : 2,867,030.55 = 1,435,851.30 : x
  2. Step 2: Convert to fraction form
    1,908,243.30/2,867,030.55 = 1,435,851.30/x
  3. Step 3: Cross multiply
    1,908,243.30x = 2,867,030.55 × 1,435,851.30
  4. Step 4: Simplify right side
    1,908,243.30x = 4,116,629,542,357.22
  5. Step 5: Solve for x
    x = 4,116,629,542,357.22/1,908,243.30
  6. Step 6: Final answer
    x = 2,157,287.57

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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.