Home / 1,282,345.22-1,769,629.98-701,557.83

Finding the Fourth Proportional to 1,282,345.22, 1,769,629.98 and 701,557.83

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Solution

The fourth proportional to 1,282,345.22, 1,769,629.98 and 701,557.83 is: 968,146.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,345.22 : 1,769,629.98 = 701,557.83 : x
  2. Step 2: Convert to fraction form
    1,282,345.22/1,769,629.98 = 701,557.83/x
  3. Step 3: Cross multiply
    1,282,345.22x = 1,769,629.98 × 701,557.83
  4. Step 4: Simplify right side
    1,282,345.22x = 1,241,497,768,671.74
  5. Step 5: Solve for x
    x = 1,241,497,768,671.74/1,282,345.22
  6. Step 6: Final answer
    x = 968,146.29

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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.