Home / 1,656,584.25-2,286,090.10-931,438.23

Finding the Fourth Proportional to 1,656,584.25, 2,286,090.10 and 931,438.23

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Solution

The fourth proportional to 1,656,584.25, 2,286,090.10 and 931,438.23 is: 1,285,386.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,584.25 : 2,286,090.10 = 931,438.23 : x
  2. Step 2: Convert to fraction form
    1,656,584.25/2,286,090.10 = 931,438.23/x
  3. Step 3: Cross multiply
    1,656,584.25x = 2,286,090.10 × 931,438.23
  4. Step 4: Simplify right side
    1,656,584.25x = 2,129,351,716,364.52
  5. Step 5: Solve for x
    x = 2,129,351,716,364.52/1,656,584.25
  6. Step 6: Final answer
    x = 1,285,386.91

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1.5x scale

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.