Home / 1,560,316.94-2,153,086.29-979,354.36

Finding the Fourth Proportional to 1,560,316.94, 2,153,086.29 and 979,354.36

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Solution

The fourth proportional to 1,560,316.94, 2,153,086.29 and 979,354.36 is: 1,351,414.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,316.94 : 2,153,086.29 = 979,354.36 : x
  2. Step 2: Convert to fraction form
    1,560,316.94/2,153,086.29 = 979,354.36/x
  3. Step 3: Cross multiply
    1,560,316.94x = 2,153,086.29 × 979,354.36
  4. Step 4: Simplify right side
    1,560,316.94x = 2,108,634,451,931.66
  5. Step 5: Solve for x
    x = 2,108,634,451,931.66/1,560,316.94
  6. Step 6: Final answer
    x = 1,351,414.19

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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.