Home / 1,207,351.08-1,666,046.88-698,086.32

Finding the Fourth Proportional to 1,207,351.08, 1,666,046.88 and 698,086.32

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Solution

The fourth proportional to 1,207,351.08, 1,666,046.88 and 698,086.32 is: 963,302.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,351.08 : 1,666,046.88 = 698,086.32 : x
  2. Step 2: Convert to fraction form
    1,207,351.08/1,666,046.88 = 698,086.32/x
  3. Step 3: Cross multiply
    1,207,351.08x = 1,666,046.88 × 698,086.32
  4. Step 4: Simplify right side
    1,207,351.08x = 1,163,044,535,406.68
  5. Step 5: Solve for x
    x = 1,163,044,535,406.68/1,207,351.08
  6. Step 6: Final answer
    x = 963,302.68

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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.