Home / 1,249,208.34-1,873,812.27-681,067.20

Finding the Fourth Proportional to 1,249,208.34, 1,873,812.27 and 681,067.20

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Solution

The fourth proportional to 1,249,208.34, 1,873,812.27 and 681,067.20 is: 1,021,600.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,208.34 : 1,873,812.27 = 681,067.20 : x
  2. Step 2: Convert to fraction form
    1,249,208.34/1,873,812.27 = 681,067.20/x
  3. Step 3: Cross multiply
    1,249,208.34x = 1,873,812.27 × 681,067.20
  4. Step 4: Simplify right side
    1,249,208.34x = 1,276,192,076,054.54
  5. Step 5: Solve for x
    x = 1,276,192,076,054.54/1,249,208.34
  6. Step 6: Final answer
    x = 1,021,600.67

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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.