Home / 1,625,846.21-2,243,805.55-900,921.32

Finding the Fourth Proportional to 1,625,846.21, 2,243,805.55 and 900,921.32

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Solution

The fourth proportional to 1,625,846.21, 2,243,805.55 and 900,921.32 is: 1,243,347.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,846.21 : 2,243,805.55 = 900,921.32 : x
  2. Step 2: Convert to fraction form
    1,625,846.21/2,243,805.55 = 900,921.32/x
  3. Step 3: Cross multiply
    1,625,846.21x = 2,243,805.55 × 900,921.32
  4. Step 4: Simplify right side
    1,625,846.21x = 2,021,492,259,194.90
  5. Step 5: Solve for x
    x = 2,021,492,259,194.90/1,625,846.21
  6. Step 6: Final answer
    x = 1,243,347.77

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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.