Home / 1,893,636.57-2,613,235.17-1,077,892.77

Finding the Fourth Proportional to 1,893,636.57, 2,613,235.17 and 1,077,892.77

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Solution

The fourth proportional to 1,893,636.57, 2,613,235.17 and 1,077,892.77 is: 1,487,501.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,636.57 : 2,613,235.17 = 1,077,892.77 : x
  2. Step 2: Convert to fraction form
    1,893,636.57/2,613,235.17 = 1,077,892.77/x
  3. Step 3: Cross multiply
    1,893,636.57x = 2,613,235.17 × 1,077,892.77
  4. Step 4: Simplify right side
    1,893,636.57x = 2,816,787,296,052.72
  5. Step 5: Solve for x
    x = 2,816,787,296,052.72/1,893,636.57
  6. Step 6: Final answer
    x = 1,487,501.53

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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.