Home / 1,181,419.70-1,772,043.88-461,626.06

Finding the Fourth Proportional to 1,181,419.70, 1,772,043.88 and 461,626.06

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Solution

The fourth proportional to 1,181,419.70, 1,772,043.88 and 461,626.06 is: 692,405.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,419.70 : 1,772,043.88 = 461,626.06 : x
  2. Step 2: Convert to fraction form
    1,181,419.70/1,772,043.88 = 461,626.06/x
  3. Step 3: Cross multiply
    1,181,419.70x = 1,772,043.88 × 461,626.06
  4. Step 4: Simplify right side
    1,181,419.70x = 818,021,634,471.51
  5. Step 5: Solve for x
    x = 818,021,634,471.51/1,181,419.70
  6. Step 6: Final answer
    x = 692,405.62

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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.