Home / 2,450,419.20-3,381,319.68-1,362,515.28

Finding the Fourth Proportional to 2,450,419.20, 3,381,319.68 and 1,362,515.28

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Solution

The fourth proportional to 2,450,419.20, 3,381,319.68 and 1,362,515.28 is: 1,880,127.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450,419.20 : 3,381,319.68 = 1,362,515.28 : x
  2. Step 2: Convert to fraction form
    2,450,419.20/3,381,319.68 = 1,362,515.28/x
  3. Step 3: Cross multiply
    2,450,419.20x = 3,381,319.68 × 1,362,515.28
  4. Step 4: Simplify right side
    2,450,419.20x = 4,607,099,730,564.71
  5. Step 5: Solve for x
    x = 4,607,099,730,564.71/2,450,419.20
  6. Step 6: Final answer
    x = 1,880,127.18

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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.