Home / 1,165,178.16-1,745,986.80-784,692

Finding the Fourth Proportional to 1,165,178.16, 1,745,986.80 and 784,692

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Solution

The fourth proportional to 1,165,178.16, 1,745,986.80 and 784,692 is: 1,175,838.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,178.16 : 1,745,986.80 = 784,692 : x
  2. Step 2: Convert to fraction form
    1,165,178.16/1,745,986.80 = 784,692/x
  3. Step 3: Cross multiply
    1,165,178.16x = 1,745,986.80 × 784,692
  4. Step 4: Simplify right side
    1,165,178.16x = 1,370,061,874,065.60
  5. Step 5: Solve for x
    x = 1,370,061,874,065.60/1,165,178.16
  6. Step 6: Final answer
    x = 1,175,838.96

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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.