Home / 6,309,487.40-9,464,231.10-1,821,909.80

Finding the Fourth Proportional to 6,309,487.40, 9,464,231.10 and 1,821,909.80

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Solution

The fourth proportional to 6,309,487.40, 9,464,231.10 and 1,821,909.80 is: 2,732,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309,487.40 : 9,464,231.10 = 1,821,909.80 : x
  2. Step 2: Convert to fraction form
    6,309,487.40/9,464,231.10 = 1,821,909.80/x
  3. Step 3: Cross multiply
    6,309,487.40x = 9,464,231.10 × 1,821,909.80
  4. Step 4: Simplify right side
    6,309,487.40x = 17,242,975,390,554.78
  5. Step 5: Solve for x
    x = 17,242,975,390,554.78/6,309,487.40
  6. Step 6: Final answer
    x = 2,732,864.70

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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.