Home / 1,069,845.53-1,476,538.23-662,078.71

Finding the Fourth Proportional to 1,069,845.53, 1,476,538.23 and 662,078.71

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Solution

The fourth proportional to 1,069,845.53, 1,476,538.23 and 662,078.71 is: 913,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,845.53 : 1,476,538.23 = 662,078.71 : x
  2. Step 2: Convert to fraction form
    1,069,845.53/1,476,538.23 = 662,078.71/x
  3. Step 3: Cross multiply
    1,069,845.53x = 1,476,538.23 × 662,078.71
  4. Step 4: Simplify right side
    1,069,845.53x = 977,584,526,584.08
  5. Step 5: Solve for x
    x = 977,584,526,584.08/1,069,845.53
  6. Step 6: Final answer
    x = 913,762.31

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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.