Home / 1,142,001.64-1,711,133.68-691,356.60

Finding the Fourth Proportional to 1,142,001.64, 1,711,133.68 and 691,356.60

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Solution

The fourth proportional to 1,142,001.64, 1,711,133.68 and 691,356.60 is: 1,035,903.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,001.64 : 1,711,133.68 = 691,356.60 : x
  2. Step 2: Convert to fraction form
    1,142,001.64/1,711,133.68 = 691,356.60/x
  3. Step 3: Cross multiply
    1,142,001.64x = 1,711,133.68 × 691,356.60
  4. Step 4: Simplify right side
    1,142,001.64x = 1,183,003,563,150.29
  5. Step 5: Solve for x
    x = 1,183,003,563,150.29/1,142,001.64
  6. Step 6: Final answer
    x = 1,035,903.56

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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.