Home / 1,008,839.86-1,392,587.63-739,050.52

Finding the Fourth Proportional to 1,008,839.86, 1,392,587.63 and 739,050.52

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Solution

The fourth proportional to 1,008,839.86, 1,392,587.63 and 739,050.52 is: 1,020,174.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,839.86 : 1,392,587.63 = 739,050.52 : x
  2. Step 2: Convert to fraction form
    1,008,839.86/1,392,587.63 = 739,050.52/x
  3. Step 3: Cross multiply
    1,008,839.86x = 1,392,587.63 × 739,050.52
  4. Step 4: Simplify right side
    1,008,839.86x = 1,029,192,607,305.19
  5. Step 5: Solve for x
    x = 1,029,192,607,305.19/1,008,839.86
  6. Step 6: Final answer
    x = 1,020,174.41

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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.