Home / 1,241,031.03-1,712,130.33-717,644.92

Finding the Fourth Proportional to 1,241,031.03, 1,712,130.33 and 717,644.92

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Solution

The fourth proportional to 1,241,031.03, 1,712,130.33 and 717,644.92 is: 990,065.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,031.03 : 1,712,130.33 = 717,644.92 : x
  2. Step 2: Convert to fraction form
    1,241,031.03/1,712,130.33 = 717,644.92/x
  3. Step 3: Cross multiply
    1,241,031.03x = 1,712,130.33 × 717,644.92
  4. Step 4: Simplify right side
    1,241,031.03x = 1,228,701,640,138.88
  5. Step 5: Solve for x
    x = 1,228,701,640,138.88/1,241,031.03
  6. Step 6: Final answer
    x = 990,065.21

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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.