Home / 1,356,661.52-1,872,099.20-753,002

Finding the Fourth Proportional to 1,356,661.52, 1,872,099.20 and 753,002

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Solution

The fourth proportional to 1,356,661.52, 1,872,099.20 and 753,002 is: 1,039,090.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,661.52 : 1,872,099.20 = 753,002 : x
  2. Step 2: Convert to fraction form
    1,356,661.52/1,872,099.20 = 753,002/x
  3. Step 3: Cross multiply
    1,356,661.52x = 1,872,099.20 × 753,002
  4. Step 4: Simplify right side
    1,356,661.52x = 1,409,694,441,798.40
  5. Step 5: Solve for x
    x = 1,409,694,441,798.40/1,356,661.52
  6. Step 6: Final answer
    x = 1,039,090.75

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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.