Home / 3,759,130.72-5,187,650.16-2,040,271.84

Finding the Fourth Proportional to 3,759,130.72, 5,187,650.16 and 2,040,271.84

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Solution

The fourth proportional to 3,759,130.72, 5,187,650.16 and 2,040,271.84 is: 2,815,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,130.72 : 5,187,650.16 = 2,040,271.84 : x
  2. Step 2: Convert to fraction form
    3,759,130.72/5,187,650.16 = 2,040,271.84/x
  3. Step 3: Cross multiply
    3,759,130.72x = 5,187,650.16 × 2,040,271.84
  4. Step 4: Simplify right side
    3,759,130.72x = 10,584,216,537,219.50
  5. Step 5: Solve for x
    x = 10,584,216,537,219.50/3,759,130.72
  6. Step 6: Final answer
    x = 2,815,602.15

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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.