Home / 1,239,914.77-1,711,081.50-696,051.61

Finding the Fourth Proportional to 1,239,914.77, 1,711,081.50 and 696,051.61

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Solution

The fourth proportional to 1,239,914.77, 1,711,081.50 and 696,051.61 is: 960,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,914.77 : 1,711,081.50 = 696,051.61 : x
  2. Step 2: Convert to fraction form
    1,239,914.77/1,711,081.50 = 696,051.61/x
  3. Step 3: Cross multiply
    1,239,914.77x = 1,711,081.50 × 696,051.61
  4. Step 4: Simplify right side
    1,239,914.77x = 1,191,001,032,916.22
  5. Step 5: Solve for x
    x = 1,191,001,032,916.22/1,239,914.77
  6. Step 6: Final answer
    x = 960,550.73

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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.