Home / 1,216,903.80-1,825,355.70-901,975.80

Finding the Fourth Proportional to 1,216,903.80, 1,825,355.70 and 901,975.80

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Solution

The fourth proportional to 1,216,903.80, 1,825,355.70 and 901,975.80 is: 1,352,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,903.80 : 1,825,355.70 = 901,975.80 : x
  2. Step 2: Convert to fraction form
    1,216,903.80/1,825,355.70 = 901,975.80/x
  3. Step 3: Cross multiply
    1,216,903.80x = 1,825,355.70 × 901,975.80
  4. Step 4: Simplify right side
    1,216,903.80x = 1,646,426,667,792.06
  5. Step 5: Solve for x
    x = 1,646,426,667,792.06/1,216,903.80
  6. Step 6: Final answer
    x = 1,352,963.70

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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.