Home / 2,872,569.16-3,964,172.10-1,583,455.60

Finding the Fourth Proportional to 2,872,569.16, 3,964,172.10 and 1,583,455.60

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Solution

The fourth proportional to 2,872,569.16, 3,964,172.10 and 1,583,455.60 is: 2,185,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,569.16 : 3,964,172.10 = 1,583,455.60 : x
  2. Step 2: Convert to fraction form
    2,872,569.16/3,964,172.10 = 1,583,455.60/x
  3. Step 3: Cross multiply
    2,872,569.16x = 3,964,172.10 × 1,583,455.60
  4. Step 4: Simplify right side
    2,872,569.16x = 6,277,090,511,108.76
  5. Step 5: Solve for x
    x = 6,277,090,511,108.76/2,872,569.16
  6. Step 6: Final answer
    x = 2,185,183.42

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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.