Home / 3,849,636.06-5,312,433.47-2,130,719.67

Finding the Fourth Proportional to 3,849,636.06, 5,312,433.47 and 2,130,719.67

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Solution

The fourth proportional to 3,849,636.06, 5,312,433.47 and 2,130,719.67 is: 2,940,357.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,636.06 : 5,312,433.47 = 2,130,719.67 : x
  2. Step 2: Convert to fraction form
    3,849,636.06/5,312,433.47 = 2,130,719.67/x
  3. Step 3: Cross multiply
    3,849,636.06x = 5,312,433.47 × 2,130,719.67
  4. Step 4: Simplify right side
    3,849,636.06x = 11,319,306,479,441.76
  5. Step 5: Solve for x
    x = 11,319,306,479,441.76/3,849,636.06
  6. Step 6: Final answer
    x = 2,940,357.56

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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.