Home / 1,972,044.06-2,958,393.10-692,319.38

Finding the Fourth Proportional to 1,972,044.06, 2,958,393.10 and 692,319.38

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Solution

The fourth proportional to 1,972,044.06, 2,958,393.10 and 692,319.38 is: 1,038,593.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,044.06 : 2,958,393.10 = 692,319.38 : x
  2. Step 2: Convert to fraction form
    1,972,044.06/2,958,393.10 = 692,319.38/x
  3. Step 3: Cross multiply
    1,972,044.06x = 2,958,393.10 × 692,319.38
  4. Step 4: Simplify right side
    1,972,044.06x = 2,048,152,876,788.28
  5. Step 5: Solve for x
    x = 2,048,152,876,788.28/1,972,044.06
  6. Step 6: Final answer
    x = 1,038,593.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.