Home / 1,787,264.02-2,679,390.24-775,624.24

Finding the Fourth Proportional to 1,787,264.02, 2,679,390.24 and 775,624.24

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Solution

The fourth proportional to 1,787,264.02, 2,679,390.24 and 775,624.24 is: 1,162,782.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,264.02 : 2,679,390.24 = 775,624.24 : x
  2. Step 2: Convert to fraction form
    1,787,264.02/2,679,390.24 = 775,624.24/x
  3. Step 3: Cross multiply
    1,787,264.02x = 2,679,390.24 × 775,624.24
  4. Step 4: Simplify right side
    1,787,264.02x = 2,078,200,018,563.42
  5. Step 5: Solve for x
    x = 2,078,200,018,563.42/1,787,264.02
  6. Step 6: Final answer
    x = 1,162,782.89

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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.