Home / 1,249,957.99-1,874,550.03-451,138.42

Finding the Fourth Proportional to 1,249,957.99, 1,874,550.03 and 451,138.42

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Solution

The fourth proportional to 1,249,957.99, 1,874,550.03 and 451,138.42 is: 676,567.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,957.99 : 1,874,550.03 = 451,138.42 : x
  2. Step 2: Convert to fraction form
    1,249,957.99/1,874,550.03 = 451,138.42/x
  3. Step 3: Cross multiply
    1,249,957.99x = 1,874,550.03 × 451,138.42
  4. Step 4: Simplify right side
    1,249,957.99x = 845,681,538,745.15
  5. Step 5: Solve for x
    x = 845,681,538,745.15/1,249,957.99
  6. Step 6: Final answer
    x = 676,567.97

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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.