Home / 1,276,918.20-1,913,822.10-566,191.80

Finding the Fourth Proportional to 1,276,918.20, 1,913,822.10 and 566,191.80

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Solution

The fourth proportional to 1,276,918.20, 1,913,822.10 and 566,191.80 is: 848,598.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,918.20 : 1,913,822.10 = 566,191.80 : x
  2. Step 2: Convert to fraction form
    1,276,918.20/1,913,822.10 = 566,191.80/x
  3. Step 3: Cross multiply
    1,276,918.20x = 1,913,822.10 × 566,191.80
  4. Step 4: Simplify right side
    1,276,918.20x = 1,083,590,379,678.78
  5. Step 5: Solve for x
    x = 1,083,590,379,678.78/1,276,918.20
  6. Step 6: Final answer
    x = 848,598.12

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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.