Home / 1,662,215.20-2,493,322.80-540,397.60

Finding the Fourth Proportional to 1,662,215.20, 2,493,322.80 and 540,397.60

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Solution

The fourth proportional to 1,662,215.20, 2,493,322.80 and 540,397.60 is: 810,596.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,215.20 : 2,493,322.80 = 540,397.60 : x
  2. Step 2: Convert to fraction form
    1,662,215.20/2,493,322.80 = 540,397.60/x
  3. Step 3: Cross multiply
    1,662,215.20x = 2,493,322.80 × 540,397.60
  4. Step 4: Simplify right side
    1,662,215.20x = 1,347,385,657,145.28
  5. Step 5: Solve for x
    x = 1,347,385,657,145.28/1,662,215.20
  6. Step 6: Final answer
    x = 810,596.40

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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.