Home / 1,497,035.62-2,065,885.05-817,957.54

Finding the Fourth Proportional to 1,497,035.62, 2,065,885.05 and 817,957.54

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Solution

The fourth proportional to 1,497,035.62, 2,065,885.05 and 817,957.54 is: 1,128,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,035.62 : 2,065,885.05 = 817,957.54 : x
  2. Step 2: Convert to fraction form
    1,497,035.62/2,065,885.05 = 817,957.54/x
  3. Step 3: Cross multiply
    1,497,035.62x = 2,065,885.05 × 817,957.54
  4. Step 4: Simplify right side
    1,497,035.62x = 1,689,806,253,420.78
  5. Step 5: Solve for x
    x = 1,689,806,253,420.78/1,497,035.62
  6. Step 6: Final answer
    x = 1,128,768.23

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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.