Home / 1,436,655.75-2,154,994.43-637,722.51

Finding the Fourth Proportional to 1,436,655.75, 2,154,994.43 and 637,722.51

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Solution

The fourth proportional to 1,436,655.75, 2,154,994.43 and 637,722.51 is: 956,588.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,655.75 : 2,154,994.43 = 637,722.51 : x
  2. Step 2: Convert to fraction form
    1,436,655.75/2,154,994.43 = 637,722.51/x
  3. Step 3: Cross multiply
    1,436,655.75x = 2,154,994.43 × 637,722.51
  4. Step 4: Simplify right side
    1,436,655.75x = 1,374,288,453,747.01
  5. Step 5: Solve for x
    x = 1,374,288,453,747.01/1,436,655.75
  6. Step 6: Final answer
    x = 956,588.56

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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.