Home / 1,441,657.95-2,161,010.70-842,310.60

Finding the Fourth Proportional to 1,441,657.95, 2,161,010.70 and 842,310.60

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Solution

The fourth proportional to 1,441,657.95, 2,161,010.70 and 842,310.60 is: 1,262,603.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,657.95 : 2,161,010.70 = 842,310.60 : x
  2. Step 2: Convert to fraction form
    1,441,657.95/2,161,010.70 = 842,310.60/x
  3. Step 3: Cross multiply
    1,441,657.95x = 2,161,010.70 × 842,310.60
  4. Step 4: Simplify right side
    1,441,657.95x = 1,820,242,219,323.42
  5. Step 5: Solve for x
    x = 1,820,242,219,323.42/1,441,657.95
  6. Step 6: Final answer
    x = 1,262,603.39

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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.