Home / 3,461,986.64-4,777,448.04-1,892,056.40

Finding the Fourth Proportional to 3,461,986.64, 4,777,448.04 and 1,892,056.40

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Solution

The fourth proportional to 3,461,986.64, 4,777,448.04 and 1,892,056.40 is: 2,610,986.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461,986.64 : 4,777,448.04 = 1,892,056.40 : x
  2. Step 2: Convert to fraction form
    3,461,986.64/4,777,448.04 = 1,892,056.40/x
  3. Step 3: Cross multiply
    3,461,986.64x = 4,777,448.04 × 1,892,056.40
  4. Step 4: Simplify right side
    3,461,986.64x = 9,039,201,139,749.46
  5. Step 5: Solve for x
    x = 9,039,201,139,749.46/3,461,986.64
  6. Step 6: Final answer
    x = 2,610,986.72

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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.