Home / 1,424,050.52-1,965,192.66-779,511.86

Finding the Fourth Proportional to 1,424,050.52, 1,965,192.66 and 779,511.86

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Solution

The fourth proportional to 1,424,050.52, 1,965,192.66 and 779,511.86 is: 1,075,727.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,050.52 : 1,965,192.66 = 779,511.86 : x
  2. Step 2: Convert to fraction form
    1,424,050.52/1,965,192.66 = 779,511.86/x
  3. Step 3: Cross multiply
    1,424,050.52x = 1,965,192.66 × 779,511.86
  4. Step 4: Simplify right side
    1,424,050.52x = 1,531,890,985,654.95
  5. Step 5: Solve for x
    x = 1,531,890,985,654.95/1,424,050.52
  6. Step 6: Final answer
    x = 1,075,727.98

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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.