Home / 3,255,653.80-4,492,401.78-1,966,587.40

Finding the Fourth Proportional to 3,255,653.80, 4,492,401.78 and 1,966,587.40

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Solution

The fourth proportional to 3,255,653.80, 4,492,401.78 and 1,966,587.40 is: 2,713,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255,653.80 : 4,492,401.78 = 1,966,587.40 : x
  2. Step 2: Convert to fraction form
    3,255,653.80/4,492,401.78 = 1,966,587.40/x
  3. Step 3: Cross multiply
    3,255,653.80x = 4,492,401.78 × 1,966,587.40
  4. Step 4: Simplify right side
    3,255,653.80x = 8,834,700,736,285.57
  5. Step 5: Solve for x
    x = 8,834,700,736,285.57/3,255,653.80
  6. Step 6: Final answer
    x = 2,713,648.71

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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.