Home / 1,261,020-1,739,969.52-751,769.76

Finding the Fourth Proportional to 1,261,020, 1,739,969.52 and 751,769.76

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Solution

The fourth proportional to 1,261,020, 1,739,969.52 and 751,769.76 is: 1,037,300.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,020 : 1,739,969.52 = 751,769.76 : x
  2. Step 2: Convert to fraction form
    1,261,020/1,739,969.52 = 751,769.76/x
  3. Step 3: Cross multiply
    1,261,020x = 1,739,969.52 × 751,769.76
  4. Step 4: Simplify right side
    1,261,020x = 1,308,056,468,457.72
  5. Step 5: Solve for x
    x = 1,308,056,468,457.72/1,261,020
  6. Step 6: Final answer
    x = 1,037,300.34

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