Home / 1,105,172.15-1,657,758.23-395,157.13

Finding the Fourth Proportional to 1,105,172.15, 1,657,758.23 and 395,157.13

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Solution

The fourth proportional to 1,105,172.15, 1,657,758.23 and 395,157.13 is: 592,735.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,172.15 : 1,657,758.23 = 395,157.13 : x
  2. Step 2: Convert to fraction form
    1,105,172.15/1,657,758.23 = 395,157.13/x
  3. Step 3: Cross multiply
    1,105,172.15x = 1,657,758.23 × 395,157.13
  4. Step 4: Simplify right side
    1,105,172.15x = 655,074,987,975.85
  5. Step 5: Solve for x
    x = 655,074,987,975.85/1,105,172.15
  6. Step 6: Final answer
    x = 592,735.70

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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.