Home / 1,149,039.54-1,585,674.60-665,698.14

Finding the Fourth Proportional to 1,149,039.54, 1,585,674.60 and 665,698.14

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Solution

The fourth proportional to 1,149,039.54, 1,585,674.60 and 665,698.14 is: 918,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,039.54 : 1,585,674.60 = 665,698.14 : x
  2. Step 2: Convert to fraction form
    1,149,039.54/1,585,674.60 = 665,698.14/x
  3. Step 3: Cross multiply
    1,149,039.54x = 1,585,674.60 × 665,698.14
  4. Step 4: Simplify right side
    1,149,039.54x = 1,055,580,631,865.24
  5. Step 5: Solve for x
    x = 1,055,580,631,865.24/1,149,039.54
  6. Step 6: Final answer
    x = 918,663.45

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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.