Home / 1,930,226.86-2,664,032.39-1,071,063.91

Finding the Fourth Proportional to 1,930,226.86, 2,664,032.39 and 1,071,063.91

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Solution

The fourth proportional to 1,930,226.86, 2,664,032.39 and 1,071,063.91 is: 1,478,245.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,226.86 : 2,664,032.39 = 1,071,063.91 : x
  2. Step 2: Convert to fraction form
    1,930,226.86/2,664,032.39 = 1,071,063.91/x
  3. Step 3: Cross multiply
    1,930,226.86x = 2,664,032.39 × 1,071,063.91
  4. Step 4: Simplify right side
    1,930,226.86x = 2,853,348,949,991.26
  5. Step 5: Solve for x
    x = 2,853,348,949,991.26/1,930,226.86
  6. Step 6: Final answer
    x = 1,478,245.39

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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.