Home / 2,517,088.40-3,775,459.80-811,206.80

Finding the Fourth Proportional to 2,517,088.40, 3,775,459.80 and 811,206.80

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Solution

The fourth proportional to 2,517,088.40, 3,775,459.80 and 811,206.80 is: 1,216,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517,088.40 : 3,775,459.80 = 811,206.80 : x
  2. Step 2: Convert to fraction form
    2,517,088.40/3,775,459.80 = 811,206.80/x
  3. Step 3: Cross multiply
    2,517,088.40x = 3,775,459.80 × 811,206.80
  4. Step 4: Simplify right side
    2,517,088.40x = 3,062,678,662,886.64
  5. Step 5: Solve for x
    x = 3,062,678,662,886.64/2,517,088.40
  6. Step 6: Final answer
    x = 1,216,754.51

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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.