Home / 3,000,172.50-4,140,248.97-1,623,516.08

Finding the Fourth Proportional to 3,000,172.50, 4,140,248.97 and 1,623,516.08

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Solution

The fourth proportional to 3,000,172.50, 4,140,248.97 and 1,623,516.08 is: 2,240,458.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,172.50 : 4,140,248.97 = 1,623,516.08 : x
  2. Step 2: Convert to fraction form
    3,000,172.50/4,140,248.97 = 1,623,516.08/x
  3. Step 3: Cross multiply
    3,000,172.50x = 4,140,248.97 × 1,623,516.08
  4. Step 4: Simplify right side
    3,000,172.50x = 6,721,760,757,297.19
  5. Step 5: Solve for x
    x = 6,721,760,757,297.19/3,000,172.50
  6. Step 6: Final answer
    x = 2,240,458.09

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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.