Home / 1,781,765.37-2,458,806.03-1,007,383.50

Finding the Fourth Proportional to 1,781,765.37, 2,458,806.03 and 1,007,383.50

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Solution

The fourth proportional to 1,781,765.37, 2,458,806.03 and 1,007,383.50 is: 1,390,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,765.37 : 2,458,806.03 = 1,007,383.50 : x
  2. Step 2: Convert to fraction form
    1,781,765.37/2,458,806.03 = 1,007,383.50/x
  3. Step 3: Cross multiply
    1,781,765.37x = 2,458,806.03 × 1,007,383.50
  4. Step 4: Simplify right side
    1,781,765.37x = 2,476,960,624,322.51
  5. Step 5: Solve for x
    x = 2,476,960,624,322.51/1,781,765.37
  6. Step 6: Final answer
    x = 1,390,172.17

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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.