Home / 1,349,114.40-2,022,675.30-816,518.34

Finding the Fourth Proportional to 1,349,114.40, 2,022,675.30 and 816,518.34

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Solution

The fourth proportional to 1,349,114.40, 2,022,675.30 and 816,518.34 is: 1,224,174.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,114.40 : 2,022,675.30 = 816,518.34 : x
  2. Step 2: Convert to fraction form
    1,349,114.40/2,022,675.30 = 816,518.34/x
  3. Step 3: Cross multiply
    1,349,114.40x = 2,022,675.30 × 816,518.34
  4. Step 4: Simplify right side
    1,349,114.40x = 1,651,551,478,315.00
  5. Step 5: Solve for x
    x = 1,651,551,478,315.00/1,349,114.40
  6. Step 6: Final answer
    x = 1,224,174.52

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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.