Home / 833,884.89-1,148,374.46-781,923.42

Finding the Fourth Proportional to 833,884.89, 1,148,374.46 and 781,923.42

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Solution

The fourth proportional to 833,884.89, 1,148,374.46 and 781,923.42 is: 1,076,816.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,884.89 : 1,148,374.46 = 781,923.42 : x
  2. Step 2: Convert to fraction form
    833,884.89/1,148,374.46 = 781,923.42/x
  3. Step 3: Cross multiply
    833,884.89x = 1,148,374.46 × 781,923.42
  4. Step 4: Simplify right side
    833,884.89x = 897,940,887,158.66
  5. Step 5: Solve for x
    x = 897,940,887,158.66/833,884.89
  6. Step 6: Final answer
    x = 1,076,816.36

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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.