Home / 1,173,070.44-1,618,729.38-663,690.60

Finding the Fourth Proportional to 1,173,070.44, 1,618,729.38 and 663,690.60

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Solution

The fourth proportional to 1,173,070.44, 1,618,729.38 and 663,690.60 is: 915,832.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,070.44 : 1,618,729.38 = 663,690.60 : x
  2. Step 2: Convert to fraction form
    1,173,070.44/1,618,729.38 = 663,690.60/x
  3. Step 3: Cross multiply
    1,173,070.44x = 1,618,729.38 × 663,690.60
  4. Step 4: Simplify right side
    1,173,070.44x = 1,074,335,473,449.83
  5. Step 5: Solve for x
    x = 1,074,335,473,449.83/1,173,070.44
  6. Step 6: Final answer
    x = 915,832.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.