Home / 1,161,783.69-1,743,357.60-487,813.16

Finding the Fourth Proportional to 1,161,783.69, 1,743,357.60 and 487,813.16

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Solution

The fourth proportional to 1,161,783.69, 1,743,357.60 and 487,813.16 is: 732,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,783.69 : 1,743,357.60 = 487,813.16 : x
  2. Step 2: Convert to fraction form
    1,161,783.69/1,743,357.60 = 487,813.16/x
  3. Step 3: Cross multiply
    1,161,783.69x = 1,743,357.60 × 487,813.16
  4. Step 4: Simplify right side
    1,161,783.69x = 850,432,784,224.41
  5. Step 5: Solve for x
    x = 850,432,784,224.41/1,161,783.69
  6. Step 6: Final answer
    x = 732,006.13

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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.