Home / 4,340,948.85-6,507,749.07-1,643,787.36

Finding the Fourth Proportional to 4,340,948.85, 6,507,749.07 and 1,643,787.36

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Solution

The fourth proportional to 4,340,948.85, 6,507,749.07 and 1,643,787.36 is: 2,464,289.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340,948.85 : 6,507,749.07 = 1,643,787.36 : x
  2. Step 2: Convert to fraction form
    4,340,948.85/6,507,749.07 = 1,643,787.36/x
  3. Step 3: Cross multiply
    4,340,948.85x = 6,507,749.07 × 1,643,787.36
  4. Step 4: Simplify right side
    4,340,948.85x = 10,697,355,663,317.76
  5. Step 5: Solve for x
    x = 10,697,355,663,317.76/4,340,948.85
  6. Step 6: Final answer
    x = 2,464,289.73

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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.