Home / 3,142,635.84-4,336,688.16-1,784,328

Finding the Fourth Proportional to 3,142,635.84, 4,336,688.16 and 1,784,328

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Solution

The fourth proportional to 3,142,635.84, 4,336,688.16 and 1,784,328 is: 2,462,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,635.84 : 4,336,688.16 = 1,784,328 : x
  2. Step 2: Convert to fraction form
    3,142,635.84/4,336,688.16 = 1,784,328/x
  3. Step 3: Cross multiply
    3,142,635.84x = 4,336,688.16 × 1,784,328
  4. Step 4: Simplify right side
    3,142,635.84x = 7,738,074,111,156.48
  5. Step 5: Solve for x
    x = 7,738,074,111,156.48/3,142,635.84
  6. Step 6: Final answer
    x = 2,462,287.87

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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.