Home / 1,195,549.20-1,649,836.44-651,689.64

Finding the Fourth Proportional to 1,195,549.20, 1,649,836.44 and 651,689.64

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Solution

The fourth proportional to 1,195,549.20, 1,649,836.44 and 651,689.64 is: 899,320.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,549.20 : 1,649,836.44 = 651,689.64 : x
  2. Step 2: Convert to fraction form
    1,195,549.20/1,649,836.44 = 651,689.64/x
  3. Step 3: Cross multiply
    1,195,549.20x = 1,649,836.44 × 651,689.64
  4. Step 4: Simplify right side
    1,195,549.20x = 1,075,181,315,642.48
  5. Step 5: Solve for x
    x = 1,075,181,315,642.48/1,195,549.20
  6. Step 6: Final answer
    x = 899,320.01

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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.