Home / 3,280,303.36-4,921,167.84-1,005,836.32

Finding the Fourth Proportional to 3,280,303.36, 4,921,167.84 and 1,005,836.32

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Solution

The fourth proportional to 3,280,303.36, 4,921,167.84 and 1,005,836.32 is: 1,508,973.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,303.36 : 4,921,167.84 = 1,005,836.32 : x
  2. Step 2: Convert to fraction form
    3,280,303.36/4,921,167.84 = 1,005,836.32/x
  3. Step 3: Cross multiply
    3,280,303.36x = 4,921,167.84 × 1,005,836.32
  4. Step 4: Simplify right side
    3,280,303.36x = 4,949,889,350,287.95
  5. Step 5: Solve for x
    x = 4,949,889,350,287.95/3,280,303.36
  6. Step 6: Final answer
    x = 1,508,973.05

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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.