Home / 1,915,177.70-2,872,655.79-701,573.30

Finding the Fourth Proportional to 1,915,177.70, 2,872,655.79 and 701,573.30

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Solution

The fourth proportional to 1,915,177.70, 2,872,655.79 and 701,573.30 is: 1,052,319.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,177.70 : 2,872,655.79 = 701,573.30 : x
  2. Step 2: Convert to fraction form
    1,915,177.70/2,872,655.79 = 701,573.30/x
  3. Step 3: Cross multiply
    1,915,177.70x = 2,872,655.79 × 701,573.30
  4. Step 4: Simplify right side
    1,915,177.70x = 2,015,378,602,354.41
  5. Step 5: Solve for x
    x = 2,015,378,602,354.41/1,915,177.70
  6. Step 6: Final answer
    x = 1,052,319.38

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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.