Home / 4,309,884-6,464,858.40-1,913,084.32

Finding the Fourth Proportional to 4,309,884, 6,464,858.40 and 1,913,084.32

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Solution

The fourth proportional to 4,309,884, 6,464,858.40 and 1,913,084.32 is: 2,869,640.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309,884 : 6,464,858.40 = 1,913,084.32 : x
  2. Step 2: Convert to fraction form
    4,309,884/6,464,858.40 = 1,913,084.32/x
  3. Step 3: Cross multiply
    4,309,884x = 6,464,858.40 × 1,913,084.32
  4. Step 4: Simplify right side
    4,309,884x = 12,367,819,236,060.29
  5. Step 5: Solve for x
    x = 12,367,819,236,060.29/4,309,884
  6. Step 6: Final answer
    x = 2,869,640.86

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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.