Home / 3,830,353.43-5,285,923.65-2,111,535.45

Finding the Fourth Proportional to 3,830,353.43, 5,285,923.65 and 2,111,535.45

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Solution

The fourth proportional to 3,830,353.43, 5,285,923.65 and 2,111,535.45 is: 2,913,938.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,353.43 : 5,285,923.65 = 2,111,535.45 : x
  2. Step 2: Convert to fraction form
    3,830,353.43/5,285,923.65 = 2,111,535.45/x
  3. Step 3: Cross multiply
    3,830,353.43x = 5,285,923.65 × 2,111,535.45
  4. Step 4: Simplify right side
    3,830,353.43x = 11,161,415,172,968.39
  5. Step 5: Solve for x
    x = 11,161,415,172,968.39/3,830,353.43
  6. Step 6: Final answer
    x = 2,913,938.72

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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.