Home / 1,191,497.60-1,787,246.40-1,069,846.40

Finding the Fourth Proportional to 1,191,497.60, 1,787,246.40 and 1,069,846.40

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Solution

The fourth proportional to 1,191,497.60, 1,787,246.40 and 1,069,846.40 is: 1,604,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,497.60 : 1,787,246.40 = 1,069,846.40 : x
  2. Step 2: Convert to fraction form
    1,191,497.60/1,787,246.40 = 1,069,846.40/x
  3. Step 3: Cross multiply
    1,191,497.60x = 1,787,246.40 × 1,069,846.40
  4. Step 4: Simplify right side
    1,191,497.60x = 1,912,079,126,952.96
  5. Step 5: Solve for x
    x = 1,912,079,126,952.96/1,191,497.60
  6. Step 6: Final answer
    x = 1,604,769.60

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Similar ratio
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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.