Home / 1,192,235.55-1,645,269.48-648,359.63

Finding the Fourth Proportional to 1,192,235.55, 1,645,269.48 and 648,359.63

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Solution

The fourth proportional to 1,192,235.55, 1,645,269.48 and 648,359.63 is: 894,727.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,235.55 : 1,645,269.48 = 648,359.63 : x
  2. Step 2: Convert to fraction form
    1,192,235.55/1,645,269.48 = 648,359.63/x
  3. Step 3: Cross multiply
    1,192,235.55x = 1,645,269.48 × 648,359.63
  4. Step 4: Simplify right side
    1,192,235.55x = 1,066,726,311,303.09
  5. Step 5: Solve for x
    x = 1,066,726,311,303.09/1,192,235.55
  6. Step 6: Final answer
    x = 894,727.82

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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.