Home / 1,965,005.60-2,947,508.08-545,061.68

Finding the Fourth Proportional to 1,965,005.60, 2,947,508.08 and 545,061.68

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Solution

The fourth proportional to 1,965,005.60, 2,947,508.08 and 545,061.68 is: 817,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,005.60 : 2,947,508.08 = 545,061.68 : x
  2. Step 2: Convert to fraction form
    1,965,005.60/2,947,508.08 = 545,061.68/x
  3. Step 3: Cross multiply
    1,965,005.60x = 2,947,508.08 × 545,061.68
  4. Step 4: Simplify right side
    1,965,005.60x = 1,606,573,705,898.37
  5. Step 5: Solve for x
    x = 1,606,573,705,898.37/1,965,005.60
  6. Step 6: Final answer
    x = 817,592.43

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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.