Home / 2,711,968.72-3,742,244.28-1,624,212.40

Finding the Fourth Proportional to 2,711,968.72, 3,742,244.28 and 1,624,212.40

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Solution

The fourth proportional to 2,711,968.72, 3,742,244.28 and 1,624,212.40 is: 2,241,249.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711,968.72 : 3,742,244.28 = 1,624,212.40 : x
  2. Step 2: Convert to fraction form
    2,711,968.72/3,742,244.28 = 1,624,212.40/x
  3. Step 3: Cross multiply
    2,711,968.72x = 3,742,244.28 × 1,624,212.40
  4. Step 4: Simplify right side
    2,711,968.72x = 6,078,199,563,405.07
  5. Step 5: Solve for x
    x = 6,078,199,563,405.07/2,711,968.72
  6. Step 6: Final answer
    x = 2,241,249.88

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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.