Home / 1,064,711.70-1,597,067.55-686,798.10

Finding the Fourth Proportional to 1,064,711.70, 1,597,067.55 and 686,798.10

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Solution

The fourth proportional to 1,064,711.70, 1,597,067.55 and 686,798.10 is: 1,030,197.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,711.70 : 1,597,067.55 = 686,798.10 : x
  2. Step 2: Convert to fraction form
    1,064,711.70/1,597,067.55 = 686,798.10/x
  3. Step 3: Cross multiply
    1,064,711.70x = 1,597,067.55 × 686,798.10
  4. Step 4: Simplify right side
    1,064,711.70x = 1,096,862,958,911.66
  5. Step 5: Solve for x
    x = 1,096,862,958,911.66/1,064,711.70
  6. Step 6: Final answer
    x = 1,030,197.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.