Home / 1,069,869.72-1,476,571.41-662,102.85

Finding the Fourth Proportional to 1,069,869.72, 1,476,571.41 and 662,102.85

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Solution

The fourth proportional to 1,069,869.72, 1,476,571.41 and 662,102.85 is: 913,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,869.72 : 1,476,571.41 = 662,102.85 : x
  2. Step 2: Convert to fraction form
    1,069,869.72/1,476,571.41 = 662,102.85/x
  3. Step 3: Cross multiply
    1,069,869.72x = 1,476,571.41 × 662,102.85
  4. Step 4: Simplify right side
    1,069,869.72x = 977,642,138,789.52
  5. Step 5: Solve for x
    x = 977,642,138,789.52/1,069,869.72
  6. Step 6: Final answer
    x = 913,795.50

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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.