Home / 934,230.40-1,401,345.60-916,515.70

Finding the Fourth Proportional to 934,230.40, 1,401,345.60 and 916,515.70

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Solution

The fourth proportional to 934,230.40, 1,401,345.60 and 916,515.70 is: 1,374,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,230.40 : 1,401,345.60 = 916,515.70 : x
  2. Step 2: Convert to fraction form
    934,230.40/1,401,345.60 = 916,515.70/x
  3. Step 3: Cross multiply
    934,230.40x = 1,401,345.60 × 916,515.70
  4. Step 4: Simplify right side
    934,230.40x = 1,284,355,243,525.92
  5. Step 5: Solve for x
    x = 1,284,355,243,525.92/934,230.40
  6. Step 6: Final answer
    x = 1,374,773.55

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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.