Home / 1,947,494.32-2,918,630.00-1,515,733.26

Finding the Fourth Proportional to 1,947,494.32, 2,918,630.00 and 1,515,733.26

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Solution

The fourth proportional to 1,947,494.32, 2,918,630.00 and 1,515,733.26 is: 2,271,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,494.32 : 2,918,630.00 = 1,515,733.26 : x
  2. Step 2: Convert to fraction form
    1,947,494.32/2,918,630.00 = 1,515,733.26/x
  3. Step 3: Cross multiply
    1,947,494.32x = 2,918,630.00 × 1,515,733.26
  4. Step 4: Simplify right side
    1,947,494.32x = 4,423,864,557,478.27
  5. Step 5: Solve for x
    x = 4,423,864,557,478.27/1,947,494.32
  6. Step 6: Final answer
    x = 2,271,567.37

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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.