Home / 1,087,219.38-1,500,400.62-603,792.54

Finding the Fourth Proportional to 1,087,219.38, 1,500,400.62 and 603,792.54

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Solution

The fourth proportional to 1,087,219.38, 1,500,400.62 and 603,792.54 is: 833,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,219.38 : 1,500,400.62 = 603,792.54 : x
  2. Step 2: Convert to fraction form
    1,087,219.38/1,500,400.62 = 603,792.54/x
  3. Step 3: Cross multiply
    1,087,219.38x = 1,500,400.62 × 603,792.54
  4. Step 4: Simplify right side
    1,087,219.38x = 905,930,701,367.38
  5. Step 5: Solve for x
    x = 905,930,701,367.38/1,087,219.38
  6. Step 6: Final answer
    x = 833,254.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.