Home / 2,810,478-3,878,985.06-1,603,254

Finding the Fourth Proportional to 2,810,478, 3,878,985.06 and 1,603,254

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Solution

The fourth proportional to 2,810,478, 3,878,985.06 and 1,603,254 is: 2,212,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,478 : 3,878,985.06 = 1,603,254 : x
  2. Step 2: Convert to fraction form
    2,810,478/3,878,985.06 = 1,603,254/x
  3. Step 3: Cross multiply
    2,810,478x = 3,878,985.06 × 1,603,254
  4. Step 4: Simplify right side
    2,810,478x = 6,218,998,313,385.24
  5. Step 5: Solve for x
    x = 6,218,998,313,385.24/2,810,478
  6. Step 6: Final answer
    x = 2,212,790.25

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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.