Home / 2,603,599.98-3,889,567.03-1,685,301.78

Finding the Fourth Proportional to 2,603,599.98, 3,889,567.03 and 1,685,301.78

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Solution

The fourth proportional to 2,603,599.98, 3,889,567.03 and 1,685,301.78 is: 2,517,704.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603,599.98 : 3,889,567.03 = 1,685,301.78 : x
  2. Step 2: Convert to fraction form
    2,603,599.98/3,889,567.03 = 1,685,301.78/x
  3. Step 3: Cross multiply
    2,603,599.98x = 3,889,567.03 × 1,685,301.78
  4. Step 4: Simplify right side
    2,603,599.98x = 6,555,094,239,088.31
  5. Step 5: Solve for x
    x = 6,555,094,239,088.31/2,603,599.98
  6. Step 6: Final answer
    x = 2,517,704.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.