Home / 2,990,302.47-4,126,617.45-1,632,175.47

Finding the Fourth Proportional to 2,990,302.47, 4,126,617.45 and 1,632,175.47

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Solution

The fourth proportional to 2,990,302.47, 4,126,617.45 and 1,632,175.47 is: 2,252,402.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,302.47 : 4,126,617.45 = 1,632,175.47 : x
  2. Step 2: Convert to fraction form
    2,990,302.47/4,126,617.45 = 1,632,175.47/x
  3. Step 3: Cross multiply
    2,990,302.47x = 4,126,617.45 × 1,632,175.47
  4. Step 4: Simplify right side
    2,990,302.47x = 6,735,363,775,963.95
  5. Step 5: Solve for x
    x = 6,735,363,775,963.95/2,990,302.47
  6. Step 6: Final answer
    x = 2,252,402.17

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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.