Home / 1,019,919.15-1,529,878.73-909,694.35

Finding the Fourth Proportional to 1,019,919.15, 1,529,878.73 and 909,694.35

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Solution

The fourth proportional to 1,019,919.15, 1,529,878.73 and 909,694.35 is: 1,364,541.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,919.15 : 1,529,878.73 = 909,694.35 : x
  2. Step 2: Convert to fraction form
    1,019,919.15/1,529,878.73 = 909,694.35/x
  3. Step 3: Cross multiply
    1,019,919.15x = 1,529,878.73 × 909,694.35
  4. Step 4: Simplify right side
    1,019,919.15x = 1,391,722,032,317.70
  5. Step 5: Solve for x
    x = 1,391,722,032,317.70/1,019,919.15
  6. Step 6: Final answer
    x = 1,364,541.53

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Similar ratio
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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.