Home / 1,382,442.06-2,073,661.46-385,170.06

Finding the Fourth Proportional to 1,382,442.06, 2,073,661.46 and 385,170.06

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Solution

The fourth proportional to 1,382,442.06, 2,073,661.46 and 385,170.06 is: 577,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,442.06 : 2,073,661.46 = 385,170.06 : x
  2. Step 2: Convert to fraction form
    1,382,442.06/2,073,661.46 = 385,170.06/x
  3. Step 3: Cross multiply
    1,382,442.06x = 2,073,661.46 × 385,170.06
  4. Step 4: Simplify right side
    1,382,442.06x = 798,712,308,967.89
  5. Step 5: Solve for x
    x = 798,712,308,967.89/1,382,442.06
  6. Step 6: Final answer
    x = 577,754.64

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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.