Home / 1,486,109.72-2,228,461.97-575,718.59

Finding the Fourth Proportional to 1,486,109.72, 2,228,461.97 and 575,718.59

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Solution

The fourth proportional to 1,486,109.72, 2,228,461.97 and 575,718.59 is: 863,305.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,109.72 : 2,228,461.97 = 575,718.59 : x
  2. Step 2: Convert to fraction form
    1,486,109.72/2,228,461.97 = 575,718.59/x
  3. Step 3: Cross multiply
    1,486,109.72x = 2,228,461.97 × 575,718.59
  4. Step 4: Simplify right side
    1,486,109.72x = 1,282,966,969,216.12
  5. Step 5: Solve for x
    x = 1,282,966,969,216.12/1,486,109.72
  6. Step 6: Final answer
    x = 863,305.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.