Home / 885,736.60-1,328,604.90-805,557.40

Finding the Fourth Proportional to 885,736.60, 1,328,604.90 and 805,557.40

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Solution

The fourth proportional to 885,736.60, 1,328,604.90 and 805,557.40 is: 1,208,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,736.60 : 1,328,604.90 = 805,557.40 : x
  2. Step 2: Convert to fraction form
    885,736.60/1,328,604.90 = 805,557.40/x
  3. Step 3: Cross multiply
    885,736.60x = 1,328,604.90 × 805,557.40
  4. Step 4: Simplify right side
    885,736.60x = 1,070,267,508,871.26
  5. Step 5: Solve for x
    x = 1,070,267,508,871.26/885,736.60
  6. Step 6: Final answer
    x = 1,208,336.10

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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.