Home / 1,412,897.32-1,949,807.46-768,324.52

Finding the Fourth Proportional to 1,412,897.32, 1,949,807.46 and 768,324.52

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Solution

The fourth proportional to 1,412,897.32, 1,949,807.46 and 768,324.52 is: 1,060,292.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,897.32 : 1,949,807.46 = 768,324.52 : x
  2. Step 2: Convert to fraction form
    1,412,897.32/1,949,807.46 = 768,324.52/x
  3. Step 3: Cross multiply
    1,412,897.32x = 1,949,807.46 × 768,324.52
  4. Step 4: Simplify right side
    1,412,897.32x = 1,498,084,880,796.92
  5. Step 5: Solve for x
    x = 1,498,084,880,796.92/1,412,897.32
  6. Step 6: Final answer
    x = 1,060,292.82

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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.