Home / 1,009,656.73-1,394,845.69-661,624.22

Finding the Fourth Proportional to 1,009,656.73, 1,394,845.69 and 661,624.22

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Solution

The fourth proportional to 1,009,656.73, 1,394,845.69 and 661,624.22 is: 914,037.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,656.73 : 1,394,845.69 = 661,624.22 : x
  2. Step 2: Convert to fraction form
    1,009,656.73/1,394,845.69 = 661,624.22/x
  3. Step 3: Cross multiply
    1,009,656.73x = 1,394,845.69 × 661,624.22
  4. Step 4: Simplify right side
    1,009,656.73x = 922,863,683,038.32
  5. Step 5: Solve for x
    x = 922,863,683,038.32/1,009,656.73
  6. Step 6: Final answer
    x = 914,037.08

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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.