Home / 1,319,076.96-1,820,367.45-746,105.64

Finding the Fourth Proportional to 1,319,076.96, 1,820,367.45 and 746,105.64

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Solution

The fourth proportional to 1,319,076.96, 1,820,367.45 and 746,105.64 is: 1,029,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,076.96 : 1,820,367.45 = 746,105.64 : x
  2. Step 2: Convert to fraction form
    1,319,076.96/1,820,367.45 = 746,105.64/x
  3. Step 3: Cross multiply
    1,319,076.96x = 1,820,367.45 × 746,105.64
  4. Step 4: Simplify right side
    1,319,076.96x = 1,358,186,421,317.42
  5. Step 5: Solve for x
    x = 1,358,186,421,317.42/1,319,076.96
  6. Step 6: Final answer
    x = 1,029,649.11

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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.