Home / 1,998,243.60-2,997,365.40-650,533.20

Finding the Fourth Proportional to 1,998,243.60, 2,997,365.40 and 650,533.20

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Solution

The fourth proportional to 1,998,243.60, 2,997,365.40 and 650,533.20 is: 975,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,243.60 : 2,997,365.40 = 650,533.20 : x
  2. Step 2: Convert to fraction form
    1,998,243.60/2,997,365.40 = 650,533.20/x
  3. Step 3: Cross multiply
    1,998,243.60x = 2,997,365.40 × 650,533.20
  4. Step 4: Simplify right side
    1,998,243.60x = 1,949,885,705,231.28
  5. Step 5: Solve for x
    x = 1,949,885,705,231.28/1,998,243.60
  6. Step 6: Final answer
    x = 975,799.80

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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.