Home / 837,933.85-1,249,931.32-757,218.97

Finding the Fourth Proportional to 837,933.85, 1,249,931.32 and 757,218.97

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Solution

The fourth proportional to 837,933.85, 1,249,931.32 and 757,218.97 is: 1,129,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,933.85 : 1,249,931.32 = 757,218.97 : x
  2. Step 2: Convert to fraction form
    837,933.85/1,249,931.32 = 757,218.97/x
  3. Step 3: Cross multiply
    837,933.85x = 1,249,931.32 × 757,218.97
  4. Step 4: Simplify right side
    837,933.85x = 946,471,706,701.14
  5. Step 5: Solve for x
    x = 946,471,706,701.14/837,933.85
  6. Step 6: Final answer
    x = 1,129,530.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.