Home / 3,393,945.47-4,683,663.05-1,998,567.65

Finding the Fourth Proportional to 3,393,945.47, 4,683,663.05 and 1,998,567.65

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Solution

The fourth proportional to 3,393,945.47, 4,683,663.05 and 1,998,567.65 is: 2,758,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,945.47 : 4,683,663.05 = 1,998,567.65 : x
  2. Step 2: Convert to fraction form
    3,393,945.47/4,683,663.05 = 1,998,567.65/x
  3. Step 3: Cross multiply
    3,393,945.47x = 4,683,663.05 × 1,998,567.65
  4. Step 4: Simplify right side
    3,393,945.47x = 9,360,617,421,819.18
  5. Step 5: Solve for x
    x = 9,360,617,421,819.18/3,393,945.47
  6. Step 6: Final answer
    x = 2,758,034.13

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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.