Home / 1,112,089.58-1,667,807.36-472,388.23

Finding the Fourth Proportional to 1,112,089.58, 1,667,807.36 and 472,388.23

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Solution

The fourth proportional to 1,112,089.58, 1,667,807.36 and 472,388.23 is: 708,443.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,089.58 : 1,667,807.36 = 472,388.23 : x
  2. Step 2: Convert to fraction form
    1,112,089.58/1,667,807.36 = 472,388.23/x
  3. Step 3: Cross multiply
    1,112,089.58x = 1,667,807.36 × 472,388.23
  4. Step 4: Simplify right side
    1,112,089.58x = 787,852,566,771.37
  5. Step 5: Solve for x
    x = 787,852,566,771.37/1,112,089.58
  6. Step 6: Final answer
    x = 708,443.44

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Double scale
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1.5x scale

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.