Home / 2,148,509.76-2,964,968.23-1,181,656.19

Finding the Fourth Proportional to 2,148,509.76, 2,964,968.23 and 1,181,656.19

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Solution

The fourth proportional to 2,148,509.76, 2,964,968.23 and 1,181,656.19 is: 1,630,699.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,509.76 : 2,964,968.23 = 1,181,656.19 : x
  2. Step 2: Convert to fraction form
    2,148,509.76/2,964,968.23 = 1,181,656.19/x
  3. Step 3: Cross multiply
    2,148,509.76x = 2,964,968.23 × 1,181,656.19
  4. Step 4: Simplify right side
    2,148,509.76x = 3,503,573,062,132.84
  5. Step 5: Solve for x
    x = 3,503,573,062,132.84/2,148,509.76
  6. Step 6: Final answer
    x = 1,630,699.16

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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.