Home / 1,171,187.51-1,756,756.96-372,470.81

Finding the Fourth Proportional to 1,171,187.51, 1,756,756.96 and 372,470.81

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Solution

The fourth proportional to 1,171,187.51, 1,756,756.96 and 372,470.81 is: 558,698.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,187.51 : 1,756,756.96 = 372,470.81 : x
  2. Step 2: Convert to fraction form
    1,171,187.51/1,756,756.96 = 372,470.81/x
  3. Step 3: Cross multiply
    1,171,187.51x = 1,756,756.96 × 372,470.81
  4. Step 4: Simplify right side
    1,171,187.51x = 654,340,678,149.38
  5. Step 5: Solve for x
    x = 654,340,678,149.38/1,171,187.51
  6. Step 6: Final answer
    x = 558,698.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.