Home / 1,901,607.89-2,623,394.16-1,257,926.41

Finding the Fourth Proportional to 1,901,607.89, 2,623,394.16 and 1,257,926.41

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Solution

The fourth proportional to 1,901,607.89, 2,623,394.16 and 1,257,926.41 is: 1,735,392.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,607.89 : 2,623,394.16 = 1,257,926.41 : x
  2. Step 2: Convert to fraction form
    1,901,607.89/2,623,394.16 = 1,257,926.41/x
  3. Step 3: Cross multiply
    1,901,607.89x = 2,623,394.16 × 1,257,926.41
  4. Step 4: Simplify right side
    1,901,607.89x = 3,300,036,784,586.80
  5. Step 5: Solve for x
    x = 3,300,036,784,586.80/1,901,607.89
  6. Step 6: Final answer
    x = 1,735,392.88

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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.