Home / 1,360,682.40-2,041,801.20-519,837.60

Finding the Fourth Proportional to 1,360,682.40, 2,041,801.20 and 519,837.60

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Solution

The fourth proportional to 1,360,682.40, 2,041,801.20 and 519,837.60 is: 780,053.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,682.40 : 2,041,801.20 = 519,837.60 : x
  2. Step 2: Convert to fraction form
    1,360,682.40/2,041,801.20 = 519,837.60/x
  3. Step 3: Cross multiply
    1,360,682.40x = 2,041,801.20 × 519,837.60
  4. Step 4: Simplify right side
    1,360,682.40x = 1,061,405,035,485.12
  5. Step 5: Solve for x
    x = 1,061,405,035,485.12/1,360,682.40
  6. Step 6: Final answer
    x = 780,053.48

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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.