Home / 2,941,626.20-4,412,693.64-811,710.41

Finding the Fourth Proportional to 2,941,626.20, 4,412,693.64 and 811,710.41

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Solution

The fourth proportional to 2,941,626.20, 4,412,693.64 and 811,710.41 is: 1,217,635.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941,626.20 : 4,412,693.64 = 811,710.41 : x
  2. Step 2: Convert to fraction form
    2,941,626.20/4,412,693.64 = 811,710.41/x
  3. Step 3: Cross multiply
    2,941,626.20x = 4,412,693.64 × 811,710.41
  4. Step 4: Simplify right side
    2,941,626.20x = 3,581,829,363,728.79
  5. Step 5: Solve for x
    x = 3,581,829,363,728.79/2,941,626.20
  6. Step 6: Final answer
    x = 1,217,635.80

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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.