Home / 1,625,734.32-2,243,483.94-900,579.78

Finding the Fourth Proportional to 1,625,734.32, 2,243,483.94 and 900,579.78

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Solution

The fourth proportional to 1,625,734.32, 2,243,483.94 and 900,579.78 is: 1,242,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,734.32 : 2,243,483.94 = 900,579.78 : x
  2. Step 2: Convert to fraction form
    1,625,734.32/2,243,483.94 = 900,579.78/x
  3. Step 3: Cross multiply
    1,625,734.32x = 2,243,483.94 × 900,579.78
  4. Step 4: Simplify right side
    1,625,734.32x = 2,020,436,273,118.73
  5. Step 5: Solve for x
    x = 2,020,436,273,118.73/1,625,734.32
  6. Step 6: Final answer
    x = 1,242,783.80

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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.