Home / 1,345,133.69-1,856,269.15-733,272.95

Finding the Fourth Proportional to 1,345,133.69, 1,856,269.15 and 733,272.95

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Solution

The fourth proportional to 1,345,133.69, 1,856,269.15 and 733,272.95 is: 1,011,908.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,133.69 : 1,856,269.15 = 733,272.95 : x
  2. Step 2: Convert to fraction form
    1,345,133.69/1,856,269.15 = 733,272.95/x
  3. Step 3: Cross multiply
    1,345,133.69x = 1,856,269.15 × 733,272.95
  4. Step 4: Simplify right side
    1,345,133.69x = 1,361,151,958,421.98
  5. Step 5: Solve for x
    x = 1,361,151,958,421.98/1,345,133.69
  6. Step 6: Final answer
    x = 1,011,908.31

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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.