Home / 1,010,477.70-1,515,716.55-611,896.95

Finding the Fourth Proportional to 1,010,477.70, 1,515,716.55 and 611,896.95

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Solution

The fourth proportional to 1,010,477.70, 1,515,716.55 and 611,896.95 is: 917,845.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,477.70 : 1,515,716.55 = 611,896.95 : x
  2. Step 2: Convert to fraction form
    1,010,477.70/1,515,716.55 = 611,896.95/x
  3. Step 3: Cross multiply
    1,010,477.70x = 1,515,716.55 × 611,896.95
  4. Step 4: Simplify right side
    1,010,477.70x = 927,462,334,009.52
  5. Step 5: Solve for x
    x = 927,462,334,009.52/1,010,477.70
  6. Step 6: Final answer
    x = 917,845.43

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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.