Home / 2,249,257.12-3,103,897.64-1,282,698.50

Finding the Fourth Proportional to 2,249,257.12, 3,103,897.64 and 1,282,698.50

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Solution

The fourth proportional to 2,249,257.12, 3,103,897.64 and 1,282,698.50 is: 1,770,079.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249,257.12 : 3,103,897.64 = 1,282,698.50 : x
  2. Step 2: Convert to fraction form
    2,249,257.12/3,103,897.64 = 1,282,698.50/x
  3. Step 3: Cross multiply
    2,249,257.12x = 3,103,897.64 × 1,282,698.50
  4. Step 4: Simplify right side
    2,249,257.12x = 3,981,364,846,981.54
  5. Step 5: Solve for x
    x = 3,981,364,846,981.54/2,249,257.12
  6. Step 6: Final answer
    x = 1,770,079.91

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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.