Home / 1,170,259.66-1,615,072.89-711,339.58

Finding the Fourth Proportional to 1,170,259.66, 1,615,072.89 and 711,339.58

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Solution

The fourth proportional to 1,170,259.66, 1,615,072.89 and 711,339.58 is: 981,718.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,259.66 : 1,615,072.89 = 711,339.58 : x
  2. Step 2: Convert to fraction form
    1,170,259.66/1,615,072.89 = 711,339.58/x
  3. Step 3: Cross multiply
    1,170,259.66x = 1,615,072.89 × 711,339.58
  4. Step 4: Simplify right side
    1,170,259.66x = 1,148,865,271,241.99
  5. Step 5: Solve for x
    x = 1,148,865,271,241.99/1,170,259.66
  6. Step 6: Final answer
    x = 981,718.25

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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.