Home / 1,026,814.14-1,416,397.86-644,176.62

Finding the Fourth Proportional to 1,026,814.14, 1,416,397.86 and 644,176.62

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Solution

The fourth proportional to 1,026,814.14, 1,416,397.86 and 644,176.62 is: 888,583.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,814.14 : 1,416,397.86 = 644,176.62 : x
  2. Step 2: Convert to fraction form
    1,026,814.14/1,416,397.86 = 644,176.62/x
  3. Step 3: Cross multiply
    1,026,814.14x = 1,416,397.86 × 644,176.62
  4. Step 4: Simplify right side
    1,026,814.14x = 912,410,386,030.03
  5. Step 5: Solve for x
    x = 912,410,386,030.03/1,026,814.14
  6. Step 6: Final answer
    x = 888,583.78

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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.