Home / 1,078,170.40-1,614,145.20-658,266.40

Finding the Fourth Proportional to 1,078,170.40, 1,614,145.20 and 658,266.40

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Solution

The fourth proportional to 1,078,170.40, 1,614,145.20 and 658,266.40 is: 985,500.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,170.40 : 1,614,145.20 = 658,266.40 : x
  2. Step 2: Convert to fraction form
    1,078,170.40/1,614,145.20 = 658,266.40/x
  3. Step 3: Cross multiply
    1,078,170.40x = 1,614,145.20 × 658,266.40
  4. Step 4: Simplify right side
    1,078,170.40x = 1,062,537,549,881.28
  5. Step 5: Solve for x
    x = 1,062,537,549,881.28/1,078,170.40
  6. Step 6: Final answer
    x = 985,500.58

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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.