Home / 965,739.74-1,450,031.61-540,109.47

Finding the Fourth Proportional to 965,739.74, 1,450,031.61 and 540,109.47

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Solution

The fourth proportional to 965,739.74, 1,450,031.61 and 540,109.47 is: 810,959.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,739.74 : 1,450,031.61 = 540,109.47 : x
  2. Step 2: Convert to fraction form
    965,739.74/1,450,031.61 = 540,109.47/x
  3. Step 3: Cross multiply
    965,739.74x = 1,450,031.61 × 540,109.47
  4. Step 4: Simplify right side
    965,739.74x = 783,175,804,360.35
  5. Step 5: Solve for x
    x = 783,175,804,360.35/965,739.74
  6. Step 6: Final answer
    x = 810,959.49

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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.