Home / 1,019,400.11-1,406,736.14-560,511.47

Finding the Fourth Proportional to 1,019,400.11, 1,406,736.14 and 560,511.47

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Solution

The fourth proportional to 1,019,400.11, 1,406,736.14 and 560,511.47 is: 773,486.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,400.11 : 1,406,736.14 = 560,511.47 : x
  2. Step 2: Convert to fraction form
    1,019,400.11/1,406,736.14 = 560,511.47/x
  3. Step 3: Cross multiply
    1,019,400.11x = 1,406,736.14 × 560,511.47
  4. Step 4: Simplify right side
    1,019,400.11x = 788,491,736,101.12
  5. Step 5: Solve for x
    x = 788,491,736,101.12/1,019,400.11
  6. Step 6: Final answer
    x = 773,486.03

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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.