Home / 5,628,899.80-8,442,701.70-1,639,811.80

Finding the Fourth Proportional to 5,628,899.80, 8,442,701.70 and 1,639,811.80

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Solution

The fourth proportional to 5,628,899.80, 8,442,701.70 and 1,639,811.80 is: 2,459,528.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628,899.80 : 8,442,701.70 = 1,639,811.80 : x
  2. Step 2: Convert to fraction form
    5,628,899.80/8,442,701.70 = 1,639,811.80/x
  3. Step 3: Cross multiply
    5,628,899.80x = 8,442,701.70 × 1,639,811.80
  4. Step 4: Simplify right side
    5,628,899.80x = 13,844,441,871,540.06
  5. Step 5: Solve for x
    x = 13,844,441,871,540.06/5,628,899.80
  6. Step 6: Final answer
    x = 2,459,528.92

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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.