Home / 3,155,907.66-4,355,172.54-1,705,599.69

Finding the Fourth Proportional to 3,155,907.66, 4,355,172.54 and 1,705,599.69

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Solution

The fourth proportional to 3,155,907.66, 4,355,172.54 and 1,705,599.69 is: 2,353,738.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,907.66 : 4,355,172.54 = 1,705,599.69 : x
  2. Step 2: Convert to fraction form
    3,155,907.66/4,355,172.54 = 1,705,599.69/x
  3. Step 3: Cross multiply
    3,155,907.66x = 4,355,172.54 × 1,705,599.69
  4. Step 4: Simplify right side
    3,155,907.66x = 7,428,180,934,120.51
  5. Step 5: Solve for x
    x = 7,428,180,934,120.51/3,155,907.66
  6. Step 6: Final answer
    x = 2,353,738.36

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1.5x scale

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.