Home / 2,810,464-3,878,965.74-1,603,240

Finding the Fourth Proportional to 2,810,464, 3,878,965.74 and 1,603,240

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Solution

The fourth proportional to 2,810,464, 3,878,965.74 and 1,603,240 is: 2,212,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,464 : 3,878,965.74 = 1,603,240 : x
  2. Step 2: Convert to fraction form
    2,810,464/3,878,965.74 = 1,603,240/x
  3. Step 3: Cross multiply
    2,810,464x = 3,878,965.74 × 1,603,240
  4. Step 4: Simplify right side
    2,810,464x = 6,218,913,032,997.60
  5. Step 5: Solve for x
    x = 6,218,913,032,997.60/2,810,464
  6. Step 6: Final answer
    x = 2,212,770.93

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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.