Home / 1,436,655.88-2,154,994.62-637,722.64

Finding the Fourth Proportional to 1,436,655.88, 2,154,994.62 and 637,722.64

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Solution

The fourth proportional to 1,436,655.88, 2,154,994.62 and 637,722.64 is: 956,588.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,655.88 : 2,154,994.62 = 637,722.64 : x
  2. Step 2: Convert to fraction form
    1,436,655.88/2,154,994.62 = 637,722.64/x
  3. Step 3: Cross multiply
    1,436,655.88x = 2,154,994.62 × 637,722.64
  4. Step 4: Simplify right side
    1,436,655.88x = 1,374,288,858,252.20
  5. Step 5: Solve for x
    x = 1,374,288,858,252.20/1,436,655.88
  6. Step 6: Final answer
    x = 956,588.75

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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.