Home / 940,905.60-1,409,025.60-754,281.60

Finding the Fourth Proportional to 940,905.60, 1,409,025.60 and 754,281.60

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Solution

The fourth proportional to 940,905.60, 1,409,025.60 and 754,281.60 is: 1,129,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,905.60 : 1,409,025.60 = 754,281.60 : x
  2. Step 2: Convert to fraction form
    940,905.60/1,409,025.60 = 754,281.60/x
  3. Step 3: Cross multiply
    940,905.60x = 1,409,025.60 × 754,281.60
  4. Step 4: Simplify right side
    940,905.60x = 1,062,802,084,008.96
  5. Step 5: Solve for x
    x = 1,062,802,084,008.96/940,905.60
  6. Step 6: Final answer
    x = 1,129,552.30

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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.