Home / 1,620,810.98-2,431,320.16-623,538.98

Finding the Fourth Proportional to 1,620,810.98, 2,431,320.16 and 623,538.98

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Solution

The fourth proportional to 1,620,810.98, 2,431,320.16 and 623,538.98 is: 935,348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,810.98 : 2,431,320.16 = 623,538.98 : x
  2. Step 2: Convert to fraction form
    1,620,810.98/2,431,320.16 = 623,538.98/x
  3. Step 3: Cross multiply
    1,620,810.98x = 2,431,320.16 × 623,538.98
  4. Step 4: Simplify right side
    1,620,810.98x = 1,516,022,892,619.84
  5. Step 5: Solve for x
    x = 1,516,022,892,619.84/1,620,810.98
  6. Step 6: Final answer
    x = 935,348.36

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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.