Home / 1,365,575.20-2,048,362.80-655,237.60

Finding the Fourth Proportional to 1,365,575.20, 2,048,362.80 and 655,237.60

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Solution

The fourth proportional to 1,365,575.20, 2,048,362.80 and 655,237.60 is: 982,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,575.20 : 2,048,362.80 = 655,237.60 : x
  2. Step 2: Convert to fraction form
    1,365,575.20/2,048,362.80 = 655,237.60/x
  3. Step 3: Cross multiply
    1,365,575.20x = 2,048,362.80 × 655,237.60
  4. Step 4: Simplify right side
    1,365,575.20x = 1,342,164,325,001.28
  5. Step 5: Solve for x
    x = 1,342,164,325,001.28/1,365,575.20
  6. Step 6: Final answer
    x = 982,856.40

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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.