Home / 1,112,088.58-1,667,805.86-472,387.23

Finding the Fourth Proportional to 1,112,088.58, 1,667,805.86 and 472,387.23

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Solution

The fourth proportional to 1,112,088.58, 1,667,805.86 and 472,387.23 is: 708,441.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,088.58 : 1,667,805.86 = 472,387.23 : x
  2. Step 2: Convert to fraction form
    1,112,088.58/1,667,805.86 = 472,387.23/x
  3. Step 3: Cross multiply
    1,112,088.58x = 1,667,805.86 × 472,387.23
  4. Step 4: Simplify right side
    1,112,088.58x = 787,850,191,564.14
  5. Step 5: Solve for x
    x = 787,850,191,564.14/1,112,088.58
  6. Step 6: Final answer
    x = 708,441.94

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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.