Home / 1,192,426.06-1,645,005.16-708,716.34

Finding the Fourth Proportional to 1,192,426.06, 1,645,005.16 and 708,716.34

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Solution

The fourth proportional to 1,192,426.06, 1,645,005.16 and 708,716.34 is: 977,705.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,426.06 : 1,645,005.16 = 708,716.34 : x
  2. Step 2: Convert to fraction form
    1,192,426.06/1,645,005.16 = 708,716.34/x
  3. Step 3: Cross multiply
    1,192,426.06x = 1,645,005.16 × 708,716.34
  4. Step 4: Simplify right side
    1,192,426.06x = 1,165,842,036,276.31
  5. Step 5: Solve for x
    x = 1,165,842,036,276.31/1,192,426.06
  6. Step 6: Final answer
    x = 977,705.94

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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.