Home / 1,195,549.45-1,649,836.79-651,689.89

Finding the Fourth Proportional to 1,195,549.45, 1,649,836.79 and 651,689.89

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Solution

The fourth proportional to 1,195,549.45, 1,649,836.79 and 651,689.89 is: 899,320.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,549.45 : 1,649,836.79 = 651,689.89 : x
  2. Step 2: Convert to fraction form
    1,195,549.45/1,649,836.79 = 651,689.89/x
  3. Step 3: Cross multiply
    1,195,549.45x = 1,649,836.79 × 651,689.89
  4. Step 4: Simplify right side
    1,195,549.45x = 1,075,181,952,934.60
  5. Step 5: Solve for x
    x = 1,075,181,952,934.60/1,195,549.45
  6. Step 6: Final answer
    x = 899,320.35

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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.