Home / 1,964,930.32-2,947,395.30-544,986.64

Finding the Fourth Proportional to 1,964,930.32, 2,947,395.30 and 544,986.64

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Solution

The fourth proportional to 1,964,930.32, 2,947,395.30 and 544,986.64 is: 817,479.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,930.32 : 2,947,395.30 = 544,986.64 : x
  2. Step 2: Convert to fraction form
    1,964,930.32/2,947,395.30 = 544,986.64/x
  3. Step 3: Cross multiply
    1,964,930.32x = 2,947,395.30 × 544,986.64
  4. Step 4: Simplify right side
    1,964,930.32x = 1,606,291,061,298.79
  5. Step 5: Solve for x
    x = 1,606,291,061,298.79/1,964,930.32
  6. Step 6: Final answer
    x = 817,479.91

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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.