Home / 2,539,066.12-3,503,975.72-1,393,146.16

Finding the Fourth Proportional to 2,539,066.12, 3,503,975.72 and 1,393,146.16

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Solution

The fourth proportional to 2,539,066.12, 3,503,975.72 and 1,393,146.16 is: 1,922,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,066.12 : 3,503,975.72 = 1,393,146.16 : x
  2. Step 2: Convert to fraction form
    2,539,066.12/3,503,975.72 = 1,393,146.16/x
  3. Step 3: Cross multiply
    2,539,066.12x = 3,503,975.72 × 1,393,146.16
  4. Step 4: Simplify right side
    2,539,066.12x = 4,881,550,319,051.24
  5. Step 5: Solve for x
    x = 4,881,550,319,051.24/2,539,066.12
  6. Step 6: Final answer
    x = 1,922,577.08

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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.