Home / 1,140,017.94-1,709,976.51-298,551.06

Finding the Fourth Proportional to 1,140,017.94, 1,709,976.51 and 298,551.06

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Solution

The fourth proportional to 1,140,017.94, 1,709,976.51 and 298,551.06 is: 447,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,017.94 : 1,709,976.51 = 298,551.06 : x
  2. Step 2: Convert to fraction form
    1,140,017.94/1,709,976.51 = 298,551.06/x
  3. Step 3: Cross multiply
    1,140,017.94x = 1,709,976.51 × 298,551.06
  4. Step 4: Simplify right side
    1,140,017.94x = 510,515,299,635.60
  5. Step 5: Solve for x
    x = 510,515,299,635.60/1,140,017.94
  6. Step 6: Final answer
    x = 447,813.39

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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.