Home / 3,161,438.61-4,362,798.51-1,711,133.67

Finding the Fourth Proportional to 3,161,438.61, 4,362,798.51 and 1,711,133.67

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Solution

The fourth proportional to 3,161,438.61, 4,362,798.51 and 1,711,133.67 is: 2,361,371.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,438.61 : 4,362,798.51 = 1,711,133.67 : x
  2. Step 2: Convert to fraction form
    3,161,438.61/4,362,798.51 = 1,711,133.67/x
  3. Step 3: Cross multiply
    3,161,438.61x = 4,362,798.51 × 1,711,133.67
  4. Step 4: Simplify right side
    3,161,438.61x = 7,465,331,425,886.83
  5. Step 5: Solve for x
    x = 7,465,331,425,886.83/3,161,438.61
  6. Step 6: Final answer
    x = 2,361,371.62

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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.