Home / 2,074,405.20-3,111,602.40-578,497.20

Finding the Fourth Proportional to 2,074,405.20, 3,111,602.40 and 578,497.20

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Solution

The fourth proportional to 2,074,405.20, 3,111,602.40 and 578,497.20 is: 867,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,405.20 : 3,111,602.40 = 578,497.20 : x
  2. Step 2: Convert to fraction form
    2,074,405.20/3,111,602.40 = 578,497.20/x
  3. Step 3: Cross multiply
    2,074,405.20x = 3,111,602.40 × 578,497.20
  4. Step 4: Simplify right side
    2,074,405.20x = 1,800,053,275,913.28
  5. Step 5: Solve for x
    x = 1,800,053,275,913.28/2,074,405.20
  6. Step 6: Final answer
    x = 867,744.29

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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.