Home / 1,528,829.94-2,288,254.73-1,123,914.92

Finding the Fourth Proportional to 1,528,829.94, 2,288,254.73 and 1,123,914.92

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Solution

The fourth proportional to 1,528,829.94, 2,288,254.73 and 1,123,914.92 is: 1,682,203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,829.94 : 2,288,254.73 = 1,123,914.92 : x
  2. Step 2: Convert to fraction form
    1,528,829.94/2,288,254.73 = 1,123,914.92/x
  3. Step 3: Cross multiply
    1,528,829.94x = 2,288,254.73 × 1,123,914.92
  4. Step 4: Simplify right side
    1,528,829.94x = 2,571,803,631,807.57
  5. Step 5: Solve for x
    x = 2,571,803,631,807.57/1,528,829.94
  6. Step 6: Final answer
    x = 1,682,203.87

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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.