Home / 2,061,070.66-3,090,111.32-1,385,476.30

Finding the Fourth Proportional to 2,061,070.66, 3,090,111.32 and 1,385,476.30

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Solution

The fourth proportional to 2,061,070.66, 3,090,111.32 and 1,385,476.30 is: 2,077,209.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,061,070.66 : 3,090,111.32 = 1,385,476.30 : x
  2. Step 2: Convert to fraction form
    2,061,070.66/3,090,111.32 = 1,385,476.30/x
  3. Step 3: Cross multiply
    2,061,070.66x = 3,090,111.32 × 1,385,476.30
  4. Step 4: Simplify right side
    2,061,070.66x = 4,281,275,998,221.72
  5. Step 5: Solve for x
    x = 4,281,275,998,221.72/2,061,070.66
  6. Step 6: Final answer
    x = 2,077,209.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.