Home / 1,644,428.40-2,466,642.60-935,840.40

Finding the Fourth Proportional to 1,644,428.40, 2,466,642.60 and 935,840.40

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Solution

The fourth proportional to 1,644,428.40, 2,466,642.60 and 935,840.40 is: 1,403,760.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,428.40 : 2,466,642.60 = 935,840.40 : x
  2. Step 2: Convert to fraction form
    1,644,428.40/2,466,642.60 = 935,840.40/x
  3. Step 3: Cross multiply
    1,644,428.40x = 2,466,642.60 × 935,840.40
  4. Step 4: Simplify right side
    1,644,428.40x = 2,308,383,797,441.04
  5. Step 5: Solve for x
    x = 2,308,383,797,441.04/1,644,428.40
  6. Step 6: Final answer
    x = 1,403,760.60

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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.