Home / 1,296,954.12-1,946,617.70-657,699.03

Finding the Fourth Proportional to 1,296,954.12, 1,946,617.70 and 657,699.03

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Solution

The fourth proportional to 1,296,954.12, 1,946,617.70 and 657,699.03 is: 987,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,954.12 : 1,946,617.70 = 657,699.03 : x
  2. Step 2: Convert to fraction form
    1,296,954.12/1,946,617.70 = 657,699.03/x
  3. Step 3: Cross multiply
    1,296,954.12x = 1,946,617.70 × 657,699.03
  4. Step 4: Simplify right side
    1,296,954.12x = 1,280,288,573,070.83
  5. Step 5: Solve for x
    x = 1,280,288,573,070.83/1,296,954.12
  6. Step 6: Final answer
    x = 987,150.24

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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.