Home / 2,590,690.40-3,885,344.40-907,618.40

Finding the Fourth Proportional to 2,590,690.40, 3,885,344.40 and 907,618.40

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Solution

The fourth proportional to 2,590,690.40, 3,885,344.40 and 907,618.40 is: 1,361,185.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,690.40 : 3,885,344.40 = 907,618.40 : x
  2. Step 2: Convert to fraction form
    2,590,690.40/3,885,344.40 = 907,618.40/x
  3. Step 3: Cross multiply
    2,590,690.40x = 3,885,344.40 × 907,618.40
  4. Step 4: Simplify right side
    2,590,690.40x = 3,526,410,067,776.96
  5. Step 5: Solve for x
    x = 3,526,410,067,776.96/2,590,690.40
  6. Step 6: Final answer
    x = 1,361,185.45

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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.