Home / 3,938,303.14-5,432,160.45-2,411,164.78

Finding the Fourth Proportional to 3,938,303.14, 5,432,160.45 and 2,411,164.78

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Solution

The fourth proportional to 3,938,303.14, 5,432,160.45 and 2,411,164.78 is: 3,325,755.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,303.14 : 5,432,160.45 = 2,411,164.78 : x
  2. Step 2: Convert to fraction form
    3,938,303.14/5,432,160.45 = 2,411,164.78/x
  3. Step 3: Cross multiply
    3,938,303.14x = 5,432,160.45 × 2,411,164.78
  4. Step 4: Simplify right side
    3,938,303.14x = 13,097,833,956,348.95
  5. Step 5: Solve for x
    x = 13,097,833,956,348.95/3,938,303.14
  6. Step 6: Final answer
    x = 3,325,755.66

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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.