Home / 3,603,535.17-4,972,879.02-1,971,942.90

Finding the Fourth Proportional to 3,603,535.17, 4,972,879.02 and 1,971,942.90

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Solution

The fourth proportional to 3,603,535.17, 4,972,879.02 and 1,971,942.90 is: 2,721,281.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,535.17 : 4,972,879.02 = 1,971,942.90 : x
  2. Step 2: Convert to fraction form
    3,603,535.17/4,972,879.02 = 1,971,942.90/x
  3. Step 3: Cross multiply
    3,603,535.17x = 4,972,879.02 × 1,971,942.90
  4. Step 4: Simplify right side
    3,603,535.17x = 9,806,233,476,047.96
  5. Step 5: Solve for x
    x = 9,806,233,476,047.96/3,603,535.17
  6. Step 6: Final answer
    x = 2,721,281.47

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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.