Home / 1,282,330.12-1,769,657.51-701,539.77

Finding the Fourth Proportional to 1,282,330.12, 1,769,657.51 and 701,539.77

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Solution

The fourth proportional to 1,282,330.12, 1,769,657.51 and 701,539.77 is: 968,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,330.12 : 1,769,657.51 = 701,539.77 : x
  2. Step 2: Convert to fraction form
    1,282,330.12/1,769,657.51 = 701,539.77/x
  3. Step 3: Cross multiply
    1,282,330.12x = 1,769,657.51 × 701,539.77
  4. Step 4: Simplify right side
    1,282,330.12x = 1,241,485,122,544.17
  5. Step 5: Solve for x
    x = 1,241,485,122,544.17/1,282,330.12
  6. Step 6: Final answer
    x = 968,147.83

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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.