Home / 2,262,656.89-3,122,531.45-1,379,657.80

Finding the Fourth Proportional to 2,262,656.89, 3,122,531.45 and 1,379,657.80

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Solution

The fourth proportional to 2,262,656.89, 3,122,531.45 and 1,379,657.80 is: 1,903,967.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,656.89 : 3,122,531.45 = 1,379,657.80 : x
  2. Step 2: Convert to fraction form
    2,262,656.89/3,122,531.45 = 1,379,657.80/x
  3. Step 3: Cross multiply
    2,262,656.89x = 3,122,531.45 × 1,379,657.80
  4. Step 4: Simplify right side
    2,262,656.89x = 4,308,024,870,737.81
  5. Step 5: Solve for x
    x = 4,308,024,870,737.81/2,262,656.89
  6. Step 6: Final answer
    x = 1,903,967.36

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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.