Home / 1,906,943.40-2,860,415.10-1,008,037.80

Finding the Fourth Proportional to 1,906,943.40, 2,860,415.10 and 1,008,037.80

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Solution

The fourth proportional to 1,906,943.40, 2,860,415.10 and 1,008,037.80 is: 1,512,056.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,943.40 : 2,860,415.10 = 1,008,037.80 : x
  2. Step 2: Convert to fraction form
    1,906,943.40/2,860,415.10 = 1,008,037.80/x
  3. Step 3: Cross multiply
    1,906,943.40x = 2,860,415.10 × 1,008,037.80
  4. Step 4: Simplify right side
    1,906,943.40x = 2,883,406,544,490.78
  5. Step 5: Solve for x
    x = 2,883,406,544,490.78/1,906,943.40
  6. Step 6: Final answer
    x = 1,512,056.70

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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.