Home / 2,603,986.11-3,908,503.67-1,257,096.51

Finding the Fourth Proportional to 2,603,986.11, 3,908,503.67 and 1,257,096.51

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Solution

The fourth proportional to 2,603,986.11, 3,908,503.67 and 1,257,096.51 is: 1,886,863.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603,986.11 : 3,908,503.67 = 1,257,096.51 : x
  2. Step 2: Convert to fraction form
    2,603,986.11/3,908,503.67 = 1,257,096.51/x
  3. Step 3: Cross multiply
    2,603,986.11x = 3,908,503.67 × 1,257,096.51
  4. Step 4: Simplify right side
    2,603,986.11x = 4,913,366,316,593.71
  5. Step 5: Solve for x
    x = 4,913,366,316,593.71/2,603,986.11
  6. Step 6: Final answer
    x = 1,886,863.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.