Home / 1,540,012.85-2,308,390.30-580,053.09

Finding the Fourth Proportional to 1,540,012.85, 2,308,390.30 and 580,053.09

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Solution

The fourth proportional to 1,540,012.85, 2,308,390.30 and 580,053.09 is: 869,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,012.85 : 2,308,390.30 = 580,053.09 : x
  2. Step 2: Convert to fraction form
    1,540,012.85/2,308,390.30 = 580,053.09/x
  3. Step 3: Cross multiply
    1,540,012.85x = 2,308,390.30 × 580,053.09
  4. Step 4: Simplify right side
    1,540,012.85x = 1,338,988,937,453.96
  5. Step 5: Solve for x
    x = 1,338,988,937,453.96/1,540,012.85
  6. Step 6: Final answer
    x = 869,466.08

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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.