Home / 1,396,317.47-2,090,574-754,321.19

Finding the Fourth Proportional to 1,396,317.47, 2,090,574 and 754,321.19

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Solution

The fourth proportional to 1,396,317.47, 2,090,574 and 754,321.19 is: 1,129,373.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,317.47 : 2,090,574 = 754,321.19 : x
  2. Step 2: Convert to fraction form
    1,396,317.47/2,090,574 = 754,321.19/x
  3. Step 3: Cross multiply
    1,396,317.47x = 2,090,574 × 754,321.19
  4. Step 4: Simplify right side
    1,396,317.47x = 1,576,964,257,010.19
  5. Step 5: Solve for x
    x = 1,576,964,257,010.19/1,396,317.47
  6. Step 6: Final answer
    x = 1,129,373.73

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1.5x scale

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.