Home / 2,583,948-3,875,956.56-811,020

Finding the Fourth Proportional to 2,583,948, 3,875,956.56 and 811,020

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Solution

The fourth proportional to 2,583,948, 3,875,956.56 and 811,020 is: 1,216,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583,948 : 3,875,956.56 = 811,020 : x
  2. Step 2: Convert to fraction form
    2,583,948/3,875,956.56 = 811,020/x
  3. Step 3: Cross multiply
    2,583,948x = 3,875,956.56 × 811,020
  4. Step 4: Simplify right side
    2,583,948x = 3,143,478,289,291.20
  5. Step 5: Solve for x
    x = 3,143,478,289,291.20/2,583,948
  6. Step 6: Final answer
    x = 1,216,540.85

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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.