Home / 4,815,577.40-6,645,320.35-2,640,072.92

Finding the Fourth Proportional to 4,815,577.40, 6,645,320.35 and 2,640,072.92

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Solution

The fourth proportional to 4,815,577.40, 6,645,320.35 and 2,640,072.92 is: 3,643,203.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,577.40 : 6,645,320.35 = 2,640,072.92 : x
  2. Step 2: Convert to fraction form
    4,815,577.40/6,645,320.35 = 2,640,072.92/x
  3. Step 3: Cross multiply
    4,815,577.40x = 6,645,320.35 × 2,640,072.92
  4. Step 4: Simplify right side
    4,815,577.40x = 17,544,130,260,933.14
  5. Step 5: Solve for x
    x = 17,544,130,260,933.14/4,815,577.40
  6. Step 6: Final answer
    x = 3,643,203.88

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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.