Home / 5,197,455.73-7,172,536.62-2,874,228.18

Finding the Fourth Proportional to 5,197,455.73, 7,172,536.62 and 2,874,228.18

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Solution

The fourth proportional to 5,197,455.73, 7,172,536.62 and 2,874,228.18 is: 3,966,461.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197,455.73 : 7,172,536.62 = 2,874,228.18 : x
  2. Step 2: Convert to fraction form
    5,197,455.73/7,172,536.62 = 2,874,228.18/x
  3. Step 3: Cross multiply
    5,197,455.73x = 7,172,536.62 × 2,874,228.18
  4. Step 4: Simplify right side
    5,197,455.73x = 20,615,506,875,285.95
  5. Step 5: Solve for x
    x = 20,615,506,875,285.95/5,197,455.73
  6. Step 6: Final answer
    x = 3,966,461.27

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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.