Home / 2,091,080.96-2,889,614.40-1,708,968.32

Finding the Fourth Proportional to 2,091,080.96, 2,889,614.40 and 1,708,968.32

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Solution

The fourth proportional to 2,091,080.96, 2,889,614.40 and 1,708,968.32 is: 2,361,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,080.96 : 2,889,614.40 = 1,708,968.32 : x
  2. Step 2: Convert to fraction form
    2,091,080.96/2,889,614.40 = 1,708,968.32/x
  3. Step 3: Cross multiply
    2,091,080.96x = 2,889,614.40 × 1,708,968.32
  4. Step 4: Simplify right side
    2,091,080.96x = 4,938,259,466,615.81
  5. Step 5: Solve for x
    x = 4,938,259,466,615.81/2,091,080.96
  6. Step 6: Final answer
    x = 2,361,582.15

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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.