Home / 1,370,997.79-2,055,154.36-572,507.69

Finding the Fourth Proportional to 1,370,997.79, 2,055,154.36 and 572,507.69

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Solution

The fourth proportional to 1,370,997.79, 2,055,154.36 and 572,507.69 is: 858,201.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,997.79 : 2,055,154.36 = 572,507.69 : x
  2. Step 2: Convert to fraction form
    1,370,997.79/2,055,154.36 = 572,507.69/x
  3. Step 3: Cross multiply
    1,370,997.79x = 2,055,154.36 × 572,507.69
  4. Step 4: Simplify right side
    1,370,997.79x = 1,176,591,664,961.26
  5. Step 5: Solve for x
    x = 1,176,591,664,961.26/1,370,997.79
  6. Step 6: Final answer
    x = 858,201.00

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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.