Home / 2,986,606.56-4,480,134.48-856,673.76

Finding the Fourth Proportional to 2,986,606.56, 4,480,134.48 and 856,673.76

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Solution

The fourth proportional to 2,986,606.56, 4,480,134.48 and 856,673.76 is: 1,285,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,606.56 : 4,480,134.48 = 856,673.76 : x
  2. Step 2: Convert to fraction form
    2,986,606.56/4,480,134.48 = 856,673.76/x
  3. Step 3: Cross multiply
    2,986,606.56x = 4,480,134.48 × 856,673.76
  4. Step 4: Simplify right side
    2,986,606.56x = 3,838,013,650,287.25
  5. Step 5: Solve for x
    x = 3,838,013,650,287.25/2,986,606.56
  6. Step 6: Final answer
    x = 1,285,075.08

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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.