Home / 3,228,746-4,455,669.48-1,871,406.32

Finding the Fourth Proportional to 3,228,746, 4,455,669.48 and 1,871,406.32

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Solution

The fourth proportional to 3,228,746, 4,455,669.48 and 1,871,406.32 is: 2,582,540.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,746 : 4,455,669.48 = 1,871,406.32 : x
  2. Step 2: Convert to fraction form
    3,228,746/4,455,669.48 = 1,871,406.32/x
  3. Step 3: Cross multiply
    3,228,746x = 4,455,669.48 × 1,871,406.32
  4. Step 4: Simplify right side
    3,228,746x = 8,338,368,024,703.11
  5. Step 5: Solve for x
    x = 8,338,368,024,703.11/3,228,746
  6. Step 6: Final answer
    x = 2,582,540.72

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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.