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Finding the Fourth Proportional to 1,784,723.24, 2,676,078.83 and 586,323.79

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Solution

The fourth proportional to 1,784,723.24, 2,676,078.83 and 586,323.79 is: 879,155.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,723.24 : 2,676,078.83 = 586,323.79 : x
  2. Step 2: Convert to fraction form
    1,784,723.24/2,676,078.83 = 586,323.79/x
  3. Step 3: Cross multiply
    1,784,723.24x = 2,676,078.83 × 586,323.79
  4. Step 4: Simplify right side
    1,784,723.24x = 1,569,048,676,719.98
  5. Step 5: Solve for x
    x = 1,569,048,676,719.98/1,784,723.24
  6. Step 6: Final answer
    x = 879,155.18

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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.