Home / 5,669,829.20-8,502,379.10-1,778,283.73

Finding the Fourth Proportional to 5,669,829.20, 8,502,379.10 and 1,778,283.73

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Solution

The fourth proportional to 5,669,829.20, 8,502,379.10 and 1,778,283.73 is: 2,666,683.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669,829.20 : 8,502,379.10 = 1,778,283.73 : x
  2. Step 2: Convert to fraction form
    5,669,829.20/8,502,379.10 = 1,778,283.73/x
  3. Step 3: Cross multiply
    5,669,829.20x = 8,502,379.10 × 1,778,283.73
  4. Step 4: Simplify right side
    5,669,829.20x = 15,119,642,403,011.80
  5. Step 5: Solve for x
    x = 15,119,642,403,011.80/5,669,829.20
  6. Step 6: Final answer
    x = 2,666,683.93

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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.