Home / 1,016,573.60-1,523,110.80-661,404.80

Finding the Fourth Proportional to 1,016,573.60, 1,523,110.80 and 661,404.80

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Solution

The fourth proportional to 1,016,573.60, 1,523,110.80 and 661,404.80 is: 990,968.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,573.60 : 1,523,110.80 = 661,404.80 : x
  2. Step 2: Convert to fraction form
    1,016,573.60/1,523,110.80 = 661,404.80/x
  3. Step 3: Cross multiply
    1,016,573.60x = 1,523,110.80 × 661,404.80
  4. Step 4: Simplify right side
    1,016,573.60x = 1,007,392,794,051.84
  5. Step 5: Solve for x
    x = 1,007,392,794,051.84/1,016,573.60
  6. Step 6: Final answer
    x = 990,968.87

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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.