Home / 5,473,426.80-8,209,362.60-1,879,359.60

Finding the Fourth Proportional to 5,473,426.80, 8,209,362.60 and 1,879,359.60

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Solution

The fourth proportional to 5,473,426.80, 8,209,362.60 and 1,879,359.60 is: 2,818,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473,426.80 : 8,209,362.60 = 1,879,359.60 : x
  2. Step 2: Convert to fraction form
    5,473,426.80/8,209,362.60 = 1,879,359.60/x
  3. Step 3: Cross multiply
    5,473,426.80x = 8,209,362.60 × 1,879,359.60
  4. Step 4: Simplify right side
    5,473,426.80x = 15,428,344,412,190.96
  5. Step 5: Solve for x
    x = 15,428,344,412,190.96/5,473,426.80
  6. Step 6: Final answer
    x = 2,818,772.40

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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.