Home / 1,010,965.12-1,395,131.52-581,329.60

Finding the Fourth Proportional to 1,010,965.12, 1,395,131.52 and 581,329.60

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Solution

The fourth proportional to 1,010,965.12, 1,395,131.52 and 581,329.60 is: 802,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,965.12 : 1,395,131.52 = 581,329.60 : x
  2. Step 2: Convert to fraction form
    1,010,965.12/1,395,131.52 = 581,329.60/x
  3. Step 3: Cross multiply
    1,010,965.12x = 1,395,131.52 × 581,329.60
  4. Step 4: Simplify right side
    1,010,965.12x = 811,031,248,468.99
  5. Step 5: Solve for x
    x = 811,031,248,468.99/1,010,965.12
  6. Step 6: Final answer
    x = 802,234.65

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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.