Home / 1,401,600.51-1,934,226.78-828,635.67

Finding the Fourth Proportional to 1,401,600.51, 1,934,226.78 and 828,635.67

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Solution

The fourth proportional to 1,401,600.51, 1,934,226.78 and 828,635.67 is: 1,143,527.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,600.51 : 1,934,226.78 = 828,635.67 : x
  2. Step 2: Convert to fraction form
    1,401,600.51/1,934,226.78 = 828,635.67/x
  3. Step 3: Cross multiply
    1,401,600.51x = 1,934,226.78 × 828,635.67
  4. Step 4: Simplify right side
    1,401,600.51x = 1,602,769,289,962.93
  5. Step 5: Solve for x
    x = 1,602,769,289,962.93/1,401,600.51
  6. Step 6: Final answer
    x = 1,143,527.91

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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.