Home / 1,057,806.36-1,586,760.57-347,818.68

Finding the Fourth Proportional to 1,057,806.36, 1,586,760.57 and 347,818.68

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Solution

The fourth proportional to 1,057,806.36, 1,586,760.57 and 347,818.68 is: 521,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,806.36 : 1,586,760.57 = 347,818.68 : x
  2. Step 2: Convert to fraction form
    1,057,806.36/1,586,760.57 = 347,818.68/x
  3. Step 3: Cross multiply
    1,057,806.36x = 1,586,760.57 × 347,818.68
  4. Step 4: Simplify right side
    1,057,806.36x = 551,904,966,933.45
  5. Step 5: Solve for x
    x = 551,904,966,933.45/1,057,806.36
  6. Step 6: Final answer
    x = 521,744.80

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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.