Home / 1,202,930.40-1,804,140.96-716,827.74

Finding the Fourth Proportional to 1,202,930.40, 1,804,140.96 and 716,827.74

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Solution

The fourth proportional to 1,202,930.40, 1,804,140.96 and 716,827.74 is: 1,075,089.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,930.40 : 1,804,140.96 = 716,827.74 : x
  2. Step 2: Convert to fraction form
    1,202,930.40/1,804,140.96 = 716,827.74/x
  3. Step 3: Cross multiply
    1,202,930.40x = 1,804,140.96 × 716,827.74
  4. Step 4: Simplify right side
    1,202,930.40x = 1,293,258,286,998.23
  5. Step 5: Solve for x
    x = 1,293,258,286,998.23/1,202,930.40
  6. Step 6: Final answer
    x = 1,075,089.87

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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.