Home / 3,178,608-4,386,479.04-1,747,824

Finding the Fourth Proportional to 3,178,608, 4,386,479.04 and 1,747,824

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Solution

The fourth proportional to 3,178,608, 4,386,479.04 and 1,747,824 is: 2,411,997.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,608 : 4,386,479.04 = 1,747,824 : x
  2. Step 2: Convert to fraction form
    3,178,608/4,386,479.04 = 1,747,824/x
  3. Step 3: Cross multiply
    3,178,608x = 4,386,479.04 × 1,747,824
  4. Step 4: Simplify right side
    3,178,608x = 7,666,793,341,608.96
  5. Step 5: Solve for x
    x = 7,666,793,341,608.96/3,178,608
  6. Step 6: Final answer
    x = 2,411,997.12

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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.