Home / 1,484,342-2,048,395.92-805,278.50

Finding the Fourth Proportional to 1,484,342, 2,048,395.92 and 805,278.50

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Solution

The fourth proportional to 1,484,342, 2,048,395.92 and 805,278.50 is: 1,111,286.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,342 : 2,048,395.92 = 805,278.50 : x
  2. Step 2: Convert to fraction form
    1,484,342/2,048,395.92 = 805,278.50/x
  3. Step 3: Cross multiply
    1,484,342x = 2,048,395.92 × 805,278.50
  4. Step 4: Simplify right side
    1,484,342x = 1,649,529,193,863.72
  5. Step 5: Solve for x
    x = 1,649,529,193,863.72/1,484,342
  6. Step 6: Final answer
    x = 1,111,286.48

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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.