Home / 2,256,438.84-3,113,927.68-1,384,836.72

Finding the Fourth Proportional to 2,256,438.84, 3,113,927.68 and 1,384,836.72

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Solution

The fourth proportional to 2,256,438.84, 3,113,927.68 and 1,384,836.72 is: 1,911,100.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,438.84 : 3,113,927.68 = 1,384,836.72 : x
  2. Step 2: Convert to fraction form
    2,256,438.84/3,113,927.68 = 1,384,836.72/x
  3. Step 3: Cross multiply
    2,256,438.84x = 3,113,927.68 × 1,384,836.72
  4. Step 4: Simplify right side
    2,256,438.84x = 4,312,281,394,688.41
  5. Step 5: Solve for x
    x = 4,312,281,394,688.41/2,256,438.84
  6. Step 6: Final answer
    x = 1,911,100.50

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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.