Home / 1,904,610.90-2,628,438.83-1,045,201.92

Finding the Fourth Proportional to 1,904,610.90, 2,628,438.83 and 1,045,201.92

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Solution

The fourth proportional to 1,904,610.90, 2,628,438.83 and 1,045,201.92 is: 1,442,420.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,610.90 : 2,628,438.83 = 1,045,201.92 : x
  2. Step 2: Convert to fraction form
    1,904,610.90/2,628,438.83 = 1,045,201.92/x
  3. Step 3: Cross multiply
    1,904,610.90x = 2,628,438.83 × 1,045,201.92
  4. Step 4: Simplify right side
    1,904,610.90x = 2,747,249,311,718.55
  5. Step 5: Solve for x
    x = 2,747,249,311,718.55/1,904,610.90
  6. Step 6: Final answer
    x = 1,442,420.24

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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.