Home / 4,638,042.69-6,397,839.70-2,892,681.92

Finding the Fourth Proportional to 4,638,042.69, 6,397,839.70 and 2,892,681.92

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Solution

The fourth proportional to 4,638,042.69, 6,397,839.70 and 2,892,681.92 is: 3,990,242.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638,042.69 : 6,397,839.70 = 2,892,681.92 : x
  2. Step 2: Convert to fraction form
    4,638,042.69/6,397,839.70 = 2,892,681.92/x
  3. Step 3: Cross multiply
    4,638,042.69x = 6,397,839.70 × 2,892,681.92
  4. Step 4: Simplify right side
    4,638,042.69x = 18,506,915,222,866.78
  5. Step 5: Solve for x
    x = 18,506,915,222,866.78/4,638,042.69
  6. Step 6: Final answer
    x = 3,990,242.54

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Double scale
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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.