Home / 2,803,507.20-4,207,334.40-1,856,563.20

Finding the Fourth Proportional to 2,803,507.20, 4,207,334.40 and 1,856,563.20

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Solution

The fourth proportional to 2,803,507.20, 4,207,334.40 and 1,856,563.20 is: 2,786,218.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,507.20 : 4,207,334.40 = 1,856,563.20 : x
  2. Step 2: Convert to fraction form
    2,803,507.20/4,207,334.40 = 1,856,563.20/x
  3. Step 3: Cross multiply
    2,803,507.20x = 4,207,334.40 × 1,856,563.20
  4. Step 4: Simplify right side
    2,803,507.20x = 7,811,182,217,134.08
  5. Step 5: Solve for x
    x = 7,811,182,217,134.08/2,803,507.20
  6. Step 6: Final answer
    x = 2,786,218.00

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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.