Home / 1,130,375.36-1,695,640.80-382,168.64

Finding the Fourth Proportional to 1,130,375.36, 1,695,640.80 and 382,168.64

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Solution

The fourth proportional to 1,130,375.36, 1,695,640.80 and 382,168.64 is: 573,279.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,375.36 : 1,695,640.80 = 382,168.64 : x
  2. Step 2: Convert to fraction form
    1,130,375.36/1,695,640.80 = 382,168.64/x
  3. Step 3: Cross multiply
    1,130,375.36x = 1,695,640.80 × 382,168.64
  4. Step 4: Simplify right side
    1,130,375.36x = 648,020,738,464.51
  5. Step 5: Solve for x
    x = 648,020,738,464.51/1,130,375.36
  6. Step 6: Final answer
    x = 573,279.25

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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.