Home / 1,084,242.12-1,626,443.12-285,518.16

Finding the Fourth Proportional to 1,084,242.12, 1,626,443.12 and 285,518.16

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Solution

The fourth proportional to 1,084,242.12, 1,626,443.12 and 285,518.16 is: 428,298.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,242.12 : 1,626,443.12 = 285,518.16 : x
  2. Step 2: Convert to fraction form
    1,084,242.12/1,626,443.12 = 285,518.16/x
  3. Step 3: Cross multiply
    1,084,242.12x = 1,626,443.12 × 285,518.16
  4. Step 4: Simplify right side
    1,084,242.12x = 464,379,046,967.06
  5. Step 5: Solve for x
    x = 464,379,046,967.06/1,084,242.12
  6. Step 6: Final answer
    x = 428,298.29

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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.