Home / 1,219,001.32-1,682,226.66-710,053.48

Finding the Fourth Proportional to 1,219,001.32, 1,682,226.66 and 710,053.48

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Solution

The fourth proportional to 1,219,001.32, 1,682,226.66 and 710,053.48 is: 979,876.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,001.32 : 1,682,226.66 = 710,053.48 : x
  2. Step 2: Convert to fraction form
    1,219,001.32/1,682,226.66 = 710,053.48/x
  3. Step 3: Cross multiply
    1,219,001.32x = 1,682,226.66 × 710,053.48
  4. Step 4: Simplify right side
    1,219,001.32x = 1,194,470,894,081.78
  5. Step 5: Solve for x
    x = 1,194,470,894,081.78/1,219,001.32
  6. Step 6: Final answer
    x = 979,876.62

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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.