Home / 1,272,843.70-1,908,004.36-597,716.47

Finding the Fourth Proportional to 1,272,843.70, 1,908,004.36 and 597,716.47

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Solution

The fourth proportional to 1,272,843.70, 1,908,004.36 and 597,716.47 is: 895,982.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,843.70 : 1,908,004.36 = 597,716.47 : x
  2. Step 2: Convert to fraction form
    1,272,843.70/1,908,004.36 = 597,716.47/x
  3. Step 3: Cross multiply
    1,272,843.70x = 1,908,004.36 × 597,716.47
  4. Step 4: Simplify right side
    1,272,843.70x = 1,140,445,630,803.81
  5. Step 5: Solve for x
    x = 1,140,445,630,803.81/1,272,843.70
  6. Step 6: Final answer
    x = 895,982.46

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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.