Home / 2,769,942.90-4,152,581.55-1,440,246.90

Finding the Fourth Proportional to 2,769,942.90, 4,152,581.55 and 1,440,246.90

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Solution

The fourth proportional to 2,769,942.90, 4,152,581.55 and 1,440,246.90 is: 2,159,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,942.90 : 4,152,581.55 = 1,440,246.90 : x
  2. Step 2: Convert to fraction form
    2,769,942.90/4,152,581.55 = 1,440,246.90/x
  3. Step 3: Cross multiply
    2,769,942.90x = 4,152,581.55 × 1,440,246.90
  4. Step 4: Simplify right side
    2,769,942.90x = 5,980,742,704,384.69
  5. Step 5: Solve for x
    x = 5,980,742,704,384.69/2,769,942.90
  6. Step 6: Final answer
    x = 2,159,157.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.