Home / 4,285,357.32-6,428,055.78-1,445,494.44

Finding the Fourth Proportional to 4,285,357.32, 6,428,055.78 and 1,445,494.44

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Solution

The fourth proportional to 4,285,357.32, 6,428,055.78 and 1,445,494.44 is: 2,168,248.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,357.32 : 6,428,055.78 = 1,445,494.44 : x
  2. Step 2: Convert to fraction form
    4,285,357.32/6,428,055.78 = 1,445,494.44/x
  3. Step 3: Cross multiply
    4,285,357.32x = 6,428,055.78 × 1,445,494.44
  4. Step 4: Simplify right side
    4,285,357.32x = 9,291,718,889,999.86
  5. Step 5: Solve for x
    x = 9,291,718,889,999.86/4,285,357.32
  6. Step 6: Final answer
    x = 2,168,248.34

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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.