Home / 1,620,798.73-2,431,301.78-623,526.73

Finding the Fourth Proportional to 1,620,798.73, 2,431,301.78 and 623,526.73

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Solution

The fourth proportional to 1,620,798.73, 2,431,301.78 and 623,526.73 is: 935,329.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,798.73 : 2,431,301.78 = 623,526.73 : x
  2. Step 2: Convert to fraction form
    1,620,798.73/2,431,301.78 = 623,526.73/x
  3. Step 3: Cross multiply
    1,620,798.73x = 2,431,301.78 × 623,526.73
  4. Step 4: Simplify right side
    1,620,798.73x = 1,515,981,648,526.58
  5. Step 5: Solve for x
    x = 1,515,981,648,526.58/1,620,798.73
  6. Step 6: Final answer
    x = 935,329.98

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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.