Home / 1,269,582.86-1,902,159.86-1,057,711.77

Finding the Fourth Proportional to 1,269,582.86, 1,902,159.86 and 1,057,711.77

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Solution

The fourth proportional to 1,269,582.86, 1,902,159.86 and 1,057,711.77 is: 1,584,722.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,582.86 : 1,902,159.86 = 1,057,711.77 : x
  2. Step 2: Convert to fraction form
    1,269,582.86/1,902,159.86 = 1,057,711.77/x
  3. Step 3: Cross multiply
    1,269,582.86x = 1,902,159.86 × 1,057,711.77
  4. Step 4: Simplify right side
    1,269,582.86x = 2,011,936,867,054.99
  5. Step 5: Solve for x
    x = 2,011,936,867,054.99/1,269,582.86
  6. Step 6: Final answer
    x = 1,584,722.77

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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.