Home / 1,817,869.68-2,726,509.19-858,323.43

Finding the Fourth Proportional to 1,817,869.68, 2,726,509.19 and 858,323.43

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Solution

The fourth proportional to 1,817,869.68, 2,726,509.19 and 858,323.43 is: 1,287,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,869.68 : 2,726,509.19 = 858,323.43 : x
  2. Step 2: Convert to fraction form
    1,817,869.68/2,726,509.19 = 858,323.43/x
  3. Step 3: Cross multiply
    1,817,869.68x = 2,726,509.19 × 858,323.43
  4. Step 4: Simplify right side
    1,817,869.68x = 2,340,226,719,887.32
  5. Step 5: Solve for x
    x = 2,340,226,719,887.32/1,817,869.68
  6. Step 6: Final answer
    x = 1,287,345.70

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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.