Home / 1,042,086.13-1,437,622.32-612,172.28

Finding the Fourth Proportional to 1,042,086.13, 1,437,622.32 and 612,172.28

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Solution

The fourth proportional to 1,042,086.13, 1,437,622.32 and 612,172.28 is: 844,529.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,086.13 : 1,437,622.32 = 612,172.28 : x
  2. Step 2: Convert to fraction form
    1,042,086.13/1,437,622.32 = 612,172.28/x
  3. Step 3: Cross multiply
    1,042,086.13x = 1,437,622.32 × 612,172.28
  4. Step 4: Simplify right side
    1,042,086.13x = 880,072,539,302.99
  5. Step 5: Solve for x
    x = 880,072,539,302.99/1,042,086.13
  6. Step 6: Final answer
    x = 844,529.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.