Home / 3,941,235.77-5,438,902.95-2,130,399.77

Finding the Fourth Proportional to 3,941,235.77, 5,438,902.95 and 2,130,399.77

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Solution

The fourth proportional to 3,941,235.77, 5,438,902.95 and 2,130,399.77 is: 2,939,950.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,235.77 : 5,438,902.95 = 2,130,399.77 : x
  2. Step 2: Convert to fraction form
    3,941,235.77/5,438,902.95 = 2,130,399.77/x
  3. Step 3: Cross multiply
    3,941,235.77x = 5,438,902.95 × 2,130,399.77
  4. Step 4: Simplify right side
    3,941,235.77x = 11,587,037,566,537.81
  5. Step 5: Solve for x
    x = 11,587,037,566,537.81/3,941,235.77
  6. Step 6: Final answer
    x = 2,939,950.38

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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.