Home / 3,810,804.76-5,258,774.50-2,156,916.39

Finding the Fourth Proportional to 3,810,804.76, 5,258,774.50 and 2,156,916.39

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Solution

The fourth proportional to 3,810,804.76, 5,258,774.50 and 2,156,916.39 is: 2,976,467.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,804.76 : 5,258,774.50 = 2,156,916.39 : x
  2. Step 2: Convert to fraction form
    3,810,804.76/5,258,774.50 = 2,156,916.39/x
  3. Step 3: Cross multiply
    3,810,804.76x = 5,258,774.50 × 2,156,916.39
  4. Step 4: Simplify right side
    3,810,804.76x = 11,342,736,910,364.06
  5. Step 5: Solve for x
    x = 11,342,736,910,364.06/3,810,804.76
  6. Step 6: Final answer
    x = 2,976,467.60

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1.5x scale

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.