Home / 3,281,484.66-4,528,449-1,811,393.60

Finding the Fourth Proportional to 3,281,484.66, 4,528,449 and 1,811,393.60

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Solution

The fourth proportional to 3,281,484.66, 4,528,449 and 1,811,393.60 is: 2,499,723.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,484.66 : 4,528,449 = 1,811,393.60 : x
  2. Step 2: Convert to fraction form
    3,281,484.66/4,528,449 = 1,811,393.60/x
  3. Step 3: Cross multiply
    3,281,484.66x = 4,528,449 × 1,811,393.60
  4. Step 4: Simplify right side
    3,281,484.66x = 8,202,803,536,526.40
  5. Step 5: Solve for x
    x = 8,202,803,536,526.40/3,281,484.66
  6. Step 6: Final answer
    x = 2,499,723.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.