Home / 2,624,276.80-3,933,938.40-1,424,430.40

Finding the Fourth Proportional to 2,624,276.80, 3,933,938.40 and 1,424,430.40

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Solution

The fourth proportional to 2,624,276.80, 3,933,938.40 and 1,424,430.40 is: 2,135,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624,276.80 : 3,933,938.40 = 1,424,430.40 : x
  2. Step 2: Convert to fraction form
    2,624,276.80/3,933,938.40 = 1,424,430.40/x
  3. Step 3: Cross multiply
    2,624,276.80x = 3,933,938.40 × 1,424,430.40
  4. Step 4: Simplify right side
    2,624,276.80x = 5,603,621,448,687.36
  5. Step 5: Solve for x
    x = 5,603,621,448,687.36/2,624,276.80
  6. Step 6: Final answer
    x = 2,135,301.22

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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.