Home / 3,570,471.60-5,355,707.40-1,326,145.20

Finding the Fourth Proportional to 3,570,471.60, 5,355,707.40 and 1,326,145.20

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Solution

The fourth proportional to 3,570,471.60, 5,355,707.40 and 1,326,145.20 is: 1,989,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570,471.60 : 5,355,707.40 = 1,326,145.20 : x
  2. Step 2: Convert to fraction form
    3,570,471.60/5,355,707.40 = 1,326,145.20/x
  3. Step 3: Cross multiply
    3,570,471.60x = 5,355,707.40 × 1,326,145.20
  4. Step 4: Simplify right side
    3,570,471.60x = 7,102,445,661,114.48
  5. Step 5: Solve for x
    x = 7,102,445,661,114.48/3,570,471.60
  6. Step 6: Final answer
    x = 1,989,217.80

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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.