Home / 1,224,866.33-1,690,410.12-734,854.22

Finding the Fourth Proportional to 1,224,866.33, 1,690,410.12 and 734,854.22

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Solution

The fourth proportional to 1,224,866.33, 1,690,410.12 and 734,854.22 is: 1,014,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,866.33 : 1,690,410.12 = 734,854.22 : x
  2. Step 2: Convert to fraction form
    1,224,866.33/1,690,410.12 = 734,854.22/x
  3. Step 3: Cross multiply
    1,224,866.33x = 1,690,410.12 × 734,854.22
  4. Step 4: Simplify right side
    1,224,866.33x = 1,242,205,010,212.71
  5. Step 5: Solve for x
    x = 1,242,205,010,212.71/1,224,866.33
  6. Step 6: Final answer
    x = 1,014,155.57

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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.