Home / 2,249,019.52-3,100,418.60-1,603,318.70

Finding the Fourth Proportional to 2,249,019.52, 3,100,418.60 and 1,603,318.70

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Solution

The fourth proportional to 2,249,019.52, 3,100,418.60 and 1,603,318.70 is: 2,210,278.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249,019.52 : 3,100,418.60 = 1,603,318.70 : x
  2. Step 2: Convert to fraction form
    2,249,019.52/3,100,418.60 = 1,603,318.70/x
  3. Step 3: Cross multiply
    2,249,019.52x = 3,100,418.60 × 1,603,318.70
  4. Step 4: Simplify right side
    2,249,019.52x = 4,970,959,118,942.27
  5. Step 5: Solve for x
    x = 4,970,959,118,942.27/2,249,019.52
  6. Step 6: Final answer
    x = 2,210,278.34

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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.