Home / 1,384,562.88-1,910,696.58-764,368.02

Finding the Fourth Proportional to 1,384,562.88, 1,910,696.58 and 764,368.02

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Solution

The fourth proportional to 1,384,562.88, 1,910,696.58 and 764,368.02 is: 1,054,827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,562.88 : 1,910,696.58 = 764,368.02 : x
  2. Step 2: Convert to fraction form
    1,384,562.88/1,910,696.58 = 764,368.02/x
  3. Step 3: Cross multiply
    1,384,562.88x = 1,910,696.58 × 764,368.02
  4. Step 4: Simplify right side
    1,384,562.88x = 1,460,475,361,675.37
  5. Step 5: Solve for x
    x = 1,460,475,361,675.37/1,384,562.88
  6. Step 6: Final answer
    x = 1,054,827.76

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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.