Home / 1,192,384.35-1,645,918.40-708,948.34

Finding the Fourth Proportional to 1,192,384.35, 1,645,918.40 and 708,948.34

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Solution

The fourth proportional to 1,192,384.35, 1,645,918.40 and 708,948.34 is: 978,603.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,384.35 : 1,645,918.40 = 708,948.34 : x
  2. Step 2: Convert to fraction form
    1,192,384.35/1,645,918.40 = 708,948.34/x
  3. Step 3: Cross multiply
    1,192,384.35x = 1,645,918.40 × 708,948.34
  4. Step 4: Simplify right side
    1,192,384.35x = 1,166,871,115,113.03
  5. Step 5: Solve for x
    x = 1,166,871,115,113.03/1,192,384.35
  6. Step 6: Final answer
    x = 978,603.18

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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.