Home / 1,698,173.04-2,545,160.04-856,965.36

Finding the Fourth Proportional to 1,698,173.04, 2,545,160.04 and 856,965.36

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Solution

The fourth proportional to 1,698,173.04, 2,545,160.04 and 856,965.36 is: 1,284,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,173.04 : 2,545,160.04 = 856,965.36 : x
  2. Step 2: Convert to fraction form
    1,698,173.04/2,545,160.04 = 856,965.36/x
  3. Step 3: Cross multiply
    1,698,173.04x = 2,545,160.04 × 856,965.36
  4. Step 4: Simplify right side
    1,698,173.04x = 2,181,113,989,936.21
  5. Step 5: Solve for x
    x = 2,181,113,989,936.21/1,698,173.04
  6. Step 6: Final answer
    x = 1,284,388.54

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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.