Home / 5,353,090.80-8,026,979.40-1,941,241.20

Finding the Fourth Proportional to 5,353,090.80, 8,026,979.40 and 1,941,241.20

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Solution

The fourth proportional to 5,353,090.80, 8,026,979.40 and 1,941,241.20 is: 2,910,898.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,090.80 : 8,026,979.40 = 1,941,241.20 : x
  2. Step 2: Convert to fraction form
    5,353,090.80/8,026,979.40 = 1,941,241.20/x
  3. Step 3: Cross multiply
    5,353,090.80x = 8,026,979.40 × 1,941,241.20
  4. Step 4: Simplify right side
    5,353,090.80x = 15,582,303,122,831.28
  5. Step 5: Solve for x
    x = 15,582,303,122,831.28/5,353,090.80
  6. Step 6: Final answer
    x = 2,910,898.34

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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.