Home / 1,513,193.76-2,088,206.96-834,141.60

Finding the Fourth Proportional to 1,513,193.76, 2,088,206.96 and 834,141.60

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Solution

The fourth proportional to 1,513,193.76, 2,088,206.96 and 834,141.60 is: 1,151,115.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,193.76 : 2,088,206.96 = 834,141.60 : x
  2. Step 2: Convert to fraction form
    1,513,193.76/2,088,206.96 = 834,141.60/x
  3. Step 3: Cross multiply
    1,513,193.76x = 2,088,206.96 × 834,141.60
  4. Step 4: Simplify right side
    1,513,193.76x = 1,741,860,294,745.54
  5. Step 5: Solve for x
    x = 1,741,860,294,745.54/1,513,193.76
  6. Step 6: Final answer
    x = 1,151,115.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.