Home / 2,916,230.40-4,374,345.60-1,794,931.20

Finding the Fourth Proportional to 2,916,230.40, 4,374,345.60 and 1,794,931.20

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Solution

The fourth proportional to 2,916,230.40, 4,374,345.60 and 1,794,931.20 is: 2,692,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,230.40 : 4,374,345.60 = 1,794,931.20 : x
  2. Step 2: Convert to fraction form
    2,916,230.40/4,374,345.60 = 1,794,931.20/x
  3. Step 3: Cross multiply
    2,916,230.40x = 4,374,345.60 × 1,794,931.20
  4. Step 4: Simplify right side
    2,916,230.40x = 7,851,649,397,022.72
  5. Step 5: Solve for x
    x = 7,851,649,397,022.72/2,916,230.40
  6. Step 6: Final answer
    x = 2,692,396.80

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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.