Home / 1,620,798.36-2,431,301.21-623,526.36

Finding the Fourth Proportional to 1,620,798.36, 2,431,301.21 and 623,526.36

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Solution

The fourth proportional to 1,620,798.36, 2,431,301.21 and 623,526.36 is: 935,329.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,798.36 : 2,431,301.21 = 623,526.36 : x
  2. Step 2: Convert to fraction form
    1,620,798.36/2,431,301.21 = 623,526.36/x
  3. Step 3: Cross multiply
    1,620,798.36x = 2,431,301.21 × 623,526.36
  4. Step 4: Simplify right side
    1,620,798.36x = 1,515,980,393,534.90
  5. Step 5: Solve for x
    x = 1,515,980,393,534.90/1,620,798.36
  6. Step 6: Final answer
    x = 935,329.42

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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.