Home / 3,018,419.93-4,165,449.55-1,641,795.67

Finding the Fourth Proportional to 3,018,419.93, 4,165,449.55 and 1,641,795.67

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Solution

The fourth proportional to 3,018,419.93, 4,165,449.55 and 1,641,795.67 is: 2,265,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,419.93 : 4,165,449.55 = 1,641,795.67 : x
  2. Step 2: Convert to fraction form
    3,018,419.93/4,165,449.55 = 1,641,795.67/x
  3. Step 3: Cross multiply
    3,018,419.93x = 4,165,449.55 × 1,641,795.67
  4. Step 4: Simplify right side
    3,018,419.93x = 6,838,817,009,861.71
  5. Step 5: Solve for x
    x = 6,838,817,009,861.71/3,018,419.93
  6. Step 6: Final answer
    x = 2,265,694.36

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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.