Home / 3,021,268.32-4,530,340.80-891,080.64

Finding the Fourth Proportional to 3,021,268.32, 4,530,340.80 and 891,080.64

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Solution

The fourth proportional to 3,021,268.32, 4,530,340.80 and 891,080.64 is: 1,336,160.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,268.32 : 4,530,340.80 = 891,080.64 : x
  2. Step 2: Convert to fraction form
    3,021,268.32/4,530,340.80 = 891,080.64/x
  3. Step 3: Cross multiply
    3,021,268.32x = 4,530,340.80 × 891,080.64
  4. Step 4: Simplify right side
    3,021,268.32x = 4,036,898,979,482.11
  5. Step 5: Solve for x
    x = 4,036,898,979,482.11/3,021,268.32
  6. Step 6: Final answer
    x = 1,336,160.36

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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.