Home / 1,313,166.30-1,968,218.55-603,266.10

Finding the Fourth Proportional to 1,313,166.30, 1,968,218.55 and 603,266.10

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Solution

The fourth proportional to 1,313,166.30, 1,968,218.55 and 603,266.10 is: 904,195.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,166.30 : 1,968,218.55 = 603,266.10 : x
  2. Step 2: Convert to fraction form
    1,313,166.30/1,968,218.55 = 603,266.10/x
  3. Step 3: Cross multiply
    1,313,166.30x = 1,968,218.55 × 603,266.10
  4. Step 4: Simplify right side
    1,313,166.30x = 1,187,359,528,606.16
  5. Step 5: Solve for x
    x = 1,187,359,528,606.16/1,313,166.30
  6. Step 6: Final answer
    x = 904,195.86

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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.