Home / 1,070,927.83-1,606,365.37-261,317.88

Finding the Fourth Proportional to 1,070,927.83, 1,606,365.37 and 261,317.88

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Solution

The fourth proportional to 1,070,927.83, 1,606,365.37 and 261,317.88 is: 391,970.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,927.83 : 1,606,365.37 = 261,317.88 : x
  2. Step 2: Convert to fraction form
    1,070,927.83/1,606,365.37 = 261,317.88/x
  3. Step 3: Cross multiply
    1,070,927.83x = 1,606,365.37 × 261,317.88
  4. Step 4: Simplify right side
    1,070,927.83x = 419,771,993,320.46
  5. Step 5: Solve for x
    x = 419,771,993,320.46/1,070,927.83
  6. Step 6: Final answer
    x = 391,970.38

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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.