Home / 1,207,794.60-1,812,728.70-534,911.40

Finding the Fourth Proportional to 1,207,794.60, 1,812,728.70 and 534,911.40

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Solution

The fourth proportional to 1,207,794.60, 1,812,728.70 and 534,911.40 is: 802,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,794.60 : 1,812,728.70 = 534,911.40 : x
  2. Step 2: Convert to fraction form
    1,207,794.60/1,812,728.70 = 534,911.40/x
  3. Step 3: Cross multiply
    1,207,794.60x = 1,812,728.70 × 534,911.40
  4. Step 4: Simplify right side
    1,207,794.60x = 969,649,246,737.18
  5. Step 5: Solve for x
    x = 969,649,246,737.18/1,207,794.60
  6. Step 6: Final answer
    x = 802,826.28

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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.