Home / 2,863,129.96-3,951,194.77-1,574,002.81

Finding the Fourth Proportional to 2,863,129.96, 3,951,194.77 and 1,574,002.81

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Solution

The fourth proportional to 2,863,129.96, 3,951,194.77 and 1,574,002.81 is: 2,172,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,129.96 : 3,951,194.77 = 1,574,002.81 : x
  2. Step 2: Convert to fraction form
    2,863,129.96/3,951,194.77 = 1,574,002.81/x
  3. Step 3: Cross multiply
    2,863,129.96x = 3,951,194.77 × 1,574,002.81
  4. Step 4: Simplify right side
    2,863,129.96x = 6,219,191,664,417.70
  5. Step 5: Solve for x
    x = 6,219,191,664,417.70/2,863,129.96
  6. Step 6: Final answer
    x = 2,172,165.34

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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.