Home / 1,781,803.50-2,671,435.53-834,657.54

Finding the Fourth Proportional to 1,781,803.50, 2,671,435.53 and 834,657.54

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Solution

The fourth proportional to 1,781,803.50, 2,671,435.53 and 834,657.54 is: 1,251,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,803.50 : 2,671,435.53 = 834,657.54 : x
  2. Step 2: Convert to fraction form
    1,781,803.50/2,671,435.53 = 834,657.54/x
  3. Step 3: Cross multiply
    1,781,803.50x = 2,671,435.53 × 834,657.54
  4. Step 4: Simplify right side
    1,781,803.50x = 2,229,733,807,738.40
  5. Step 5: Solve for x
    x = 2,229,733,807,738.40/1,781,803.50
  6. Step 6: Final answer
    x = 1,251,391.53

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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.