Home / 3,855,813.80-5,749,248.74-3,749,878.52

Finding the Fourth Proportional to 3,855,813.80, 5,749,248.74 and 3,749,878.52

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Solution

The fourth proportional to 3,855,813.80, 5,749,248.74 and 3,749,878.52 is: 5,591,292.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,813.80 : 5,749,248.74 = 3,749,878.52 : x
  2. Step 2: Convert to fraction form
    3,855,813.80/5,749,248.74 = 3,749,878.52/x
  3. Step 3: Cross multiply
    3,855,813.80x = 5,749,248.74 × 3,749,878.52
  4. Step 4: Simplify right side
    3,855,813.80x = 21,558,984,356,263.07
  5. Step 5: Solve for x
    x = 21,558,984,356,263.07/3,855,813.80
  6. Step 6: Final answer
    x = 5,591,292.91

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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.