Home / 2,583,943.50-3,875,949.81-811,015.50

Finding the Fourth Proportional to 2,583,943.50, 3,875,949.81 and 811,015.50

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Solution

The fourth proportional to 2,583,943.50, 3,875,949.81 and 811,015.50 is: 1,216,534.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583,943.50 : 3,875,949.81 = 811,015.50 : x
  2. Step 2: Convert to fraction form
    2,583,943.50/3,875,949.81 = 811,015.50/x
  3. Step 3: Cross multiply
    2,583,943.50x = 3,875,949.81 × 811,015.50
  4. Step 4: Simplify right side
    2,583,943.50x = 3,143,455,373,132.06
  5. Step 5: Solve for x
    x = 3,143,455,373,132.06/2,583,943.50
  6. Step 6: Final answer
    x = 1,216,534.10

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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.