Home / 3,829,618.16-5,285,176.92-2,111,044.40

Finding the Fourth Proportional to 3,829,618.16, 5,285,176.92 and 2,111,044.40

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Solution

The fourth proportional to 3,829,618.16, 5,285,176.92 and 2,111,044.40 is: 2,913,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829,618.16 : 5,285,176.92 = 2,111,044.40 : x
  2. Step 2: Convert to fraction form
    3,829,618.16/5,285,176.92 = 2,111,044.40/x
  3. Step 3: Cross multiply
    3,829,618.16x = 5,285,176.92 × 2,111,044.40
  4. Step 4: Simplify right side
    3,829,618.16x = 11,157,243,139,975.25
  5. Step 5: Solve for x
    x = 11,157,243,139,975.25/3,829,618.16
  6. Step 6: Final answer
    x = 2,913,408.77

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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.