Home / 1,070,015.35-1,476,615.75-579,982.89

Finding the Fourth Proportional to 1,070,015.35, 1,476,615.75 and 579,982.89

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Solution

The fourth proportional to 1,070,015.35, 1,476,615.75 and 579,982.89 is: 800,373.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,015.35 : 1,476,615.75 = 579,982.89 : x
  2. Step 2: Convert to fraction form
    1,070,015.35/1,476,615.75 = 579,982.89/x
  3. Step 3: Cross multiply
    1,070,015.35x = 1,476,615.75 × 579,982.89
  4. Step 4: Simplify right side
    1,070,015.35x = 856,411,870,104.52
  5. Step 5: Solve for x
    x = 856,411,870,104.52/1,070,015.35
  6. Step 6: Final answer
    x = 800,373.44

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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.