Home / 1,019,946.60-1,529,919.90-488,505.60

Finding the Fourth Proportional to 1,019,946.60, 1,529,919.90 and 488,505.60

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Solution

The fourth proportional to 1,019,946.60, 1,529,919.90 and 488,505.60 is: 732,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,946.60 : 1,529,919.90 = 488,505.60 : x
  2. Step 2: Convert to fraction form
    1,019,946.60/1,529,919.90 = 488,505.60/x
  3. Step 3: Cross multiply
    1,019,946.60x = 1,529,919.90 × 488,505.60
  4. Step 4: Simplify right side
    1,019,946.60x = 747,374,438,701.44
  5. Step 5: Solve for x
    x = 747,374,438,701.44/1,019,946.60
  6. Step 6: Final answer
    x = 732,758.40

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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.