Home / 1,391,621.98-2,086,775.04-539,092.93

Finding the Fourth Proportional to 1,391,621.98, 2,086,775.04 and 539,092.93

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Solution

The fourth proportional to 1,391,621.98, 2,086,775.04 and 539,092.93 is: 808,384.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,621.98 : 2,086,775.04 = 539,092.93 : x
  2. Step 2: Convert to fraction form
    1,391,621.98/2,086,775.04 = 539,092.93/x
  3. Step 3: Cross multiply
    1,391,621.98x = 2,086,775.04 × 539,092.93
  4. Step 4: Simplify right side
    1,391,621.98x = 1,124,965,670,564.47
  5. Step 5: Solve for x
    x = 1,124,965,670,564.47/1,391,621.98
  6. Step 6: Final answer
    x = 808,384.52

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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.