Home / 2,182,886.94-2,990,569.62-2,101,070.72

Finding the Fourth Proportional to 2,182,886.94, 2,990,569.62 and 2,101,070.72

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Solution

The fourth proportional to 2,182,886.94, 2,990,569.62 and 2,101,070.72 is: 2,878,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,886.94 : 2,990,569.62 = 2,101,070.72 : x
  2. Step 2: Convert to fraction form
    2,182,886.94/2,990,569.62 = 2,101,070.72/x
  3. Step 3: Cross multiply
    2,182,886.94x = 2,990,569.62 × 2,101,070.72
  4. Step 4: Simplify right side
    2,182,886.94x = 6,283,398,264,703.53
  5. Step 5: Solve for x
    x = 6,283,398,264,703.53/2,182,886.94
  6. Step 6: Final answer
    x = 2,878,480.85

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.