Home / 3,557,075.20-5,335,612.80-3,263,142.40

Finding the Fourth Proportional to 3,557,075.20, 5,335,612.80 and 3,263,142.40

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Solution

The fourth proportional to 3,557,075.20, 5,335,612.80 and 3,263,142.40 is: 4,894,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,075.20 : 5,335,612.80 = 3,263,142.40 : x
  2. Step 2: Convert to fraction form
    3,557,075.20/5,335,612.80 = 3,263,142.40/x
  3. Step 3: Cross multiply
    3,557,075.20x = 5,335,612.80 × 3,263,142.40
  4. Step 4: Simplify right side
    3,557,075.20x = 17,410,864,357,662.72
  5. Step 5: Solve for x
    x = 17,410,864,357,662.72/3,557,075.20
  6. Step 6: Final answer
    x = 4,894,713.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.