Home / 1,590,022.22-2,385,558.21-642,876.26

Finding the Fourth Proportional to 1,590,022.22, 2,385,558.21 and 642,876.26

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Solution

The fourth proportional to 1,590,022.22, 2,385,558.21 and 642,876.26 is: 964,526.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,022.22 : 2,385,558.21 = 642,876.26 : x
  2. Step 2: Convert to fraction form
    1,590,022.22/2,385,558.21 = 642,876.26/x
  3. Step 3: Cross multiply
    1,590,022.22x = 2,385,558.21 × 642,876.26
  4. Step 4: Simplify right side
    1,590,022.22x = 1,533,618,728,129.30
  5. Step 5: Solve for x
    x = 1,533,618,728,129.30/1,590,022.22
  6. Step 6: Final answer
    x = 964,526.60

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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.