Home / 1,813,544.32-2,720,646.96-747,994.72

Finding the Fourth Proportional to 1,813,544.32, 2,720,646.96 and 747,994.72

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Solution

The fourth proportional to 1,813,544.32, 2,720,646.96 and 747,994.72 is: 1,122,128.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,544.32 : 2,720,646.96 = 747,994.72 : x
  2. Step 2: Convert to fraction form
    1,813,544.32/2,720,646.96 = 747,994.72/x
  3. Step 3: Cross multiply
    1,813,544.32x = 2,720,646.96 × 747,994.72
  4. Step 4: Simplify right side
    1,813,544.32x = 2,035,029,561,064.05
  5. Step 5: Solve for x
    x = 2,035,029,561,064.05/1,813,544.32
  6. Step 6: Final answer
    x = 1,122,128.39

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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.