Home / 1,197,641.08-1,653,022.56-789,816.52

Finding the Fourth Proportional to 1,197,641.08, 1,653,022.56 and 789,816.52

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Solution

The fourth proportional to 1,197,641.08, 1,653,022.56 and 789,816.52 is: 1,090,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,641.08 : 1,653,022.56 = 789,816.52 : x
  2. Step 2: Convert to fraction form
    1,197,641.08/1,653,022.56 = 789,816.52/x
  3. Step 3: Cross multiply
    1,197,641.08x = 1,653,022.56 × 789,816.52
  4. Step 4: Simplify right side
    1,197,641.08x = 1,305,584,525,820.69
  5. Step 5: Solve for x
    x = 1,305,584,525,820.69/1,197,641.08
  6. Step 6: Final answer
    x = 1,090,130.05

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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.