Home / 1,893,636-2,613,238.16-1,034,220.96

Finding the Fourth Proportional to 1,893,636, 2,613,238.16 and 1,034,220.96

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Solution

The fourth proportional to 1,893,636, 2,613,238.16 and 1,034,220.96 is: 1,427,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,636 : 2,613,238.16 = 1,034,220.96 : x
  2. Step 2: Convert to fraction form
    1,893,636/2,613,238.16 = 1,034,220.96/x
  3. Step 3: Cross multiply
    1,893,636x = 2,613,238.16 × 1,034,220.96
  4. Step 4: Simplify right side
    1,893,636x = 2,702,665,678,543.83
  5. Step 5: Solve for x
    x = 2,702,665,678,543.83/1,893,636
  6. Step 6: Final answer
    x = 1,427,236.11

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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.