Home / 2,818,937.66-3,890,162.50-1,529,789.18

Finding the Fourth Proportional to 2,818,937.66, 3,890,162.50 and 1,529,789.18

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Solution

The fourth proportional to 2,818,937.66, 3,890,162.50 and 1,529,789.18 is: 2,111,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,937.66 : 3,890,162.50 = 1,529,789.18 : x
  2. Step 2: Convert to fraction form
    2,818,937.66/3,890,162.50 = 1,529,789.18/x
  3. Step 3: Cross multiply
    2,818,937.66x = 3,890,162.50 × 1,529,789.18
  4. Step 4: Simplify right side
    2,818,937.66x = 5,951,128,477,666.47
  5. Step 5: Solve for x
    x = 5,951,128,477,666.47/2,818,937.66
  6. Step 6: Final answer
    x = 2,111,124.55

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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.