Home / 1,091,331.10-1,636,996.65-933,867.10

Finding the Fourth Proportional to 1,091,331.10, 1,636,996.65 and 933,867.10

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Solution

The fourth proportional to 1,091,331.10, 1,636,996.65 and 933,867.10 is: 1,400,800.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,331.10 : 1,636,996.65 = 933,867.10 : x
  2. Step 2: Convert to fraction form
    1,091,331.10/1,636,996.65 = 933,867.10/x
  3. Step 3: Cross multiply
    1,091,331.10x = 1,636,996.65 × 933,867.10
  4. Step 4: Simplify right side
    1,091,331.10x = 1,528,737,314,245.22
  5. Step 5: Solve for x
    x = 1,528,737,314,245.22/1,091,331.10
  6. Step 6: Final answer
    x = 1,400,800.65

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Similar ratio
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1.5x scale

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.