Home / 3,963,883.74-5,470,543.47-2,221,849.04

Finding the Fourth Proportional to 3,963,883.74, 5,470,543.47 and 2,221,849.04

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Solution

The fourth proportional to 3,963,883.74, 5,470,543.47 and 2,221,849.04 is: 3,066,366.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,883.74 : 5,470,543.47 = 2,221,849.04 : x
  2. Step 2: Convert to fraction form
    3,963,883.74/5,470,543.47 = 2,221,849.04/x
  3. Step 3: Cross multiply
    3,963,883.74x = 5,470,543.47 × 2,221,849.04
  4. Step 4: Simplify right side
    3,963,883.74x = 12,154,721,738,076.99
  5. Step 5: Solve for x
    x = 12,154,721,738,076.99/3,963,883.74
  6. Step 6: Final answer
    x = 3,066,366.86

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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.