Home / 1,173,590.56-1,619,580.72-714,726.64

Finding the Fourth Proportional to 1,173,590.56, 1,619,580.72 and 714,726.64

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Solution

The fourth proportional to 1,173,590.56, 1,619,580.72 and 714,726.64 is: 986,338.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,590.56 : 1,619,580.72 = 714,726.64 : x
  2. Step 2: Convert to fraction form
    1,173,590.56/1,619,580.72 = 714,726.64/x
  3. Step 3: Cross multiply
    1,173,590.56x = 1,619,580.72 × 714,726.64
  4. Step 4: Simplify right side
    1,173,590.56x = 1,157,557,486,214.38
  5. Step 5: Solve for x
    x = 1,157,557,486,214.38/1,173,590.56
  6. Step 6: Final answer
    x = 986,338.44

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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.