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Finding the Fourth Proportional to 5,834,657.51, 8,752,007.28 and 1,791,145.54

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Solution

The fourth proportional to 5,834,657.51, 8,752,007.28 and 1,791,145.54 is: 2,686,724.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,834,657.51 : 8,752,007.28 = 1,791,145.54 : x
  2. Step 2: Convert to fraction form
    5,834,657.51/8,752,007.28 = 1,791,145.54/x
  3. Step 3: Cross multiply
    5,834,657.51x = 8,752,007.28 × 1,791,145.54
  4. Step 4: Simplify right side
    5,834,657.51x = 15,676,118,761,859.49
  5. Step 5: Solve for x
    x = 15,676,118,761,859.49/5,834,657.51
  6. Step 6: Final answer
    x = 2,686,724.76

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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.