Home / 4,212,671.29-5,813,473.71-2,278,931.34

Finding the Fourth Proportional to 4,212,671.29, 5,813,473.71 and 2,278,931.34

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Solution

The fourth proportional to 4,212,671.29, 5,813,473.71 and 2,278,931.34 is: 3,144,918.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212,671.29 : 5,813,473.71 = 2,278,931.34 : x
  2. Step 2: Convert to fraction form
    4,212,671.29/5,813,473.71 = 2,278,931.34/x
  3. Step 3: Cross multiply
    4,212,671.29x = 5,813,473.71 × 2,278,931.34
  4. Step 4: Simplify right side
    4,212,671.29x = 13,248,507,431,985.07
  5. Step 5: Solve for x
    x = 13,248,507,431,985.07/4,212,671.29
  6. Step 6: Final answer
    x = 3,144,918.39

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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.