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Finding the Fourth Proportional to 4,391,702.82, 6,582,987.15 and 1,697,878.26

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Solution

The fourth proportional to 4,391,702.82, 6,582,987.15 and 1,697,878.26 is: 2,545,051.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391,702.82 : 6,582,987.15 = 1,697,878.26 : x
  2. Step 2: Convert to fraction form
    4,391,702.82/6,582,987.15 = 1,697,878.26/x
  3. Step 3: Cross multiply
    4,391,702.82x = 6,582,987.15 × 1,697,878.26
  4. Step 4: Simplify right side
    4,391,702.82x = 11,177,110,767,844.36
  5. Step 5: Solve for x
    x = 11,177,110,767,844.36/4,391,702.82
  6. Step 6: Final answer
    x = 2,545,051.71

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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.