Home / 2,767,870.20-4,151,805.30-2,519,864.40

Finding the Fourth Proportional to 2,767,870.20, 4,151,805.30 and 2,519,864.40

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Solution

The fourth proportional to 2,767,870.20, 4,151,805.30 and 2,519,864.40 is: 3,779,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,870.20 : 4,151,805.30 = 2,519,864.40 : x
  2. Step 2: Convert to fraction form
    2,767,870.20/4,151,805.30 = 2,519,864.40/x
  3. Step 3: Cross multiply
    2,767,870.20x = 4,151,805.30 × 2,519,864.40
  4. Step 4: Simplify right side
    2,767,870.20x = 10,461,986,371,201.32
  5. Step 5: Solve for x
    x = 10,461,986,371,201.32/2,767,870.20
  6. Step 6: Final answer
    x = 3,779,796.60

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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.