Home / 1,476,156.48-2,037,086.54-831,784.20

Finding the Fourth Proportional to 1,476,156.48, 2,037,086.54 and 831,784.20

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Solution

The fourth proportional to 1,476,156.48, 2,037,086.54 and 831,784.20 is: 1,147,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,156.48 : 2,037,086.54 = 831,784.20 : x
  2. Step 2: Convert to fraction form
    1,476,156.48/2,037,086.54 = 831,784.20/x
  3. Step 3: Cross multiply
    1,476,156.48x = 2,037,086.54 × 831,784.20
  4. Step 4: Simplify right side
    1,476,156.48x = 1,694,416,398,004.67
  5. Step 5: Solve for x
    x = 1,694,416,398,004.67/1,476,156.48
  6. Step 6: Final answer
    x = 1,147,856.90

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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.