Home / 2,653,828.96-3,980,746.51-807,355.93

Finding the Fourth Proportional to 2,653,828.96, 3,980,746.51 and 807,355.93

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Solution

The fourth proportional to 2,653,828.96, 3,980,746.51 and 807,355.93 is: 1,211,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,828.96 : 3,980,746.51 = 807,355.93 : x
  2. Step 2: Convert to fraction form
    2,653,828.96/3,980,746.51 = 807,355.93/x
  3. Step 3: Cross multiply
    2,653,828.96x = 3,980,746.51 × 807,355.93
  4. Step 4: Simplify right side
    2,653,828.96x = 3,213,879,288,705.05
  5. Step 5: Solve for x
    x = 3,213,879,288,705.05/2,653,828.96
  6. Step 6: Final answer
    x = 1,211,034.83

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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.