Home / 1,494,869.37-2,062,890.95-815,810.73

Finding the Fourth Proportional to 1,494,869.37, 2,062,890.95 and 815,810.73

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Solution

The fourth proportional to 1,494,869.37, 2,062,890.95 and 815,810.73 is: 1,125,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,869.37 : 2,062,890.95 = 815,810.73 : x
  2. Step 2: Convert to fraction form
    1,494,869.37/2,062,890.95 = 815,810.73/x
  3. Step 3: Cross multiply
    1,494,869.37x = 2,062,890.95 × 815,810.73
  4. Step 4: Simplify right side
    1,494,869.37x = 1,682,928,571,829.89
  5. Step 5: Solve for x
    x = 1,682,928,571,829.89/1,494,869.37
  6. Step 6: Final answer
    x = 1,125,803.10

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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.