Home / 1,622,458.58-2,431,971.72-611,142.98

Finding the Fourth Proportional to 1,622,458.58, 2,431,971.72 and 611,142.98

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Solution

The fourth proportional to 1,622,458.58, 2,431,971.72 and 611,142.98 is: 916,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,458.58 : 2,431,971.72 = 611,142.98 : x
  2. Step 2: Convert to fraction form
    1,622,458.58/2,431,971.72 = 611,142.98/x
  3. Step 3: Cross multiply
    1,622,458.58x = 2,431,971.72 × 611,142.98
  4. Step 4: Simplify right side
    1,622,458.58x = 1,486,282,432,076.67
  5. Step 5: Solve for x
    x = 1,486,282,432,076.67/1,622,458.58
  6. Step 6: Final answer
    x = 916,068.03

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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.