Home / 3,565,099.10-4,920,465.63-2,115,593.78

Finding the Fourth Proportional to 3,565,099.10, 4,920,465.63 and 2,115,593.78

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Solution

The fourth proportional to 3,565,099.10, 4,920,465.63 and 2,115,593.78 is: 2,919,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,099.10 : 4,920,465.63 = 2,115,593.78 : x
  2. Step 2: Convert to fraction form
    3,565,099.10/4,920,465.63 = 2,115,593.78/x
  3. Step 3: Cross multiply
    3,565,099.10x = 4,920,465.63 × 2,115,593.78
  4. Step 4: Simplify right side
    3,565,099.10x = 10,409,706,456,929.45
  5. Step 5: Solve for x
    x = 10,409,706,456,929.45/3,565,099.10
  6. Step 6: Final answer
    x = 2,919,892.60

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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.