Home / 1,259,525.32-1,738,145-686,565.49

Finding the Fourth Proportional to 1,259,525.32, 1,738,145 and 686,565.49

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Solution

The fourth proportional to 1,259,525.32, 1,738,145 and 686,565.49 is: 947,460.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,525.32 : 1,738,145 = 686,565.49 : x
  2. Step 2: Convert to fraction form
    1,259,525.32/1,738,145 = 686,565.49/x
  3. Step 3: Cross multiply
    1,259,525.32x = 1,738,145 × 686,565.49
  4. Step 4: Simplify right side
    1,259,525.32x = 1,193,350,373,616.05
  5. Step 5: Solve for x
    x = 1,193,350,373,616.05/1,259,525.32
  6. Step 6: Final answer
    x = 947,460.41

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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.