Home / 1,086,874.09-1,630,363.56-357,381.15

Finding the Fourth Proportional to 1,086,874.09, 1,630,363.56 and 357,381.15

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Solution

The fourth proportional to 1,086,874.09, 1,630,363.56 and 357,381.15 is: 536,088.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,874.09 : 1,630,363.56 = 357,381.15 : x
  2. Step 2: Convert to fraction form
    1,086,874.09/1,630,363.56 = 357,381.15/x
  3. Step 3: Cross multiply
    1,086,874.09x = 1,630,363.56 × 357,381.15
  4. Step 4: Simplify right side
    1,086,874.09x = 582,661,203,990.89
  5. Step 5: Solve for x
    x = 582,661,203,990.89/1,086,874.09
  6. Step 6: Final answer
    x = 536,088.96

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1.5x scale

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.