Home / 1,906,019.40-2,856,404.70-1,264,499.40

Finding the Fourth Proportional to 1,906,019.40, 2,856,404.70 and 1,264,499.40

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Solution

The fourth proportional to 1,906,019.40, 2,856,404.70 and 1,264,499.40 is: 1,895,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,019.40 : 2,856,404.70 = 1,264,499.40 : x
  2. Step 2: Convert to fraction form
    1,906,019.40/2,856,404.70 = 1,264,499.40/x
  3. Step 3: Cross multiply
    1,906,019.40x = 2,856,404.70 × 1,264,499.40
  4. Step 4: Simplify right side
    1,906,019.40x = 3,611,922,029,307.18
  5. Step 5: Solve for x
    x = 3,611,922,029,307.18/1,906,019.40
  6. Step 6: Final answer
    x = 1,895,008.01

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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.