Home / 1,340,996.70-2,013,827.85-711,140.70

Finding the Fourth Proportional to 1,340,996.70, 2,013,827.85 and 711,140.70

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Solution

The fourth proportional to 1,340,996.70, 2,013,827.85 and 711,140.70 is: 1,067,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,996.70 : 2,013,827.85 = 711,140.70 : x
  2. Step 2: Convert to fraction form
    1,340,996.70/2,013,827.85 = 711,140.70/x
  3. Step 3: Cross multiply
    1,340,996.70x = 2,013,827.85 × 711,140.70
  4. Step 4: Simplify right side
    1,340,996.70x = 1,432,114,946,928.50
  5. Step 5: Solve for x
    x = 1,432,114,946,928.50/1,340,996.70
  6. Step 6: Final answer
    x = 1,067,948.15

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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.