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Finding the Fourth Proportional to 881,650.60, 1,320,402.30 and 881,650.60

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Solution

The fourth proportional to 881,650.60, 1,320,402.30 and 881,650.60 is: 1,320,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,650.60 : 1,320,402.30 = 881,650.60 : x
  2. Step 2: Convert to fraction form
    881,650.60/1,320,402.30 = 881,650.60/x
  3. Step 3: Cross multiply
    881,650.60x = 1,320,402.30 × 881,650.60
  4. Step 4: Simplify right side
    881,650.60x = 1,164,133,480,036.38
  5. Step 5: Solve for x
    x = 1,164,133,480,036.38/881,650.60
  6. Step 6: Final answer
    x = 1,320,402.30

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1.5x scale

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.