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Finding the Fourth Proportional to 3,813,287.83, 5,719,929.92 and 973,399.07

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Solution

The fourth proportional to 3,813,287.83, 5,719,929.92 and 973,399.07 is: 1,460,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813,287.83 : 5,719,929.92 = 973,399.07 : x
  2. Step 2: Convert to fraction form
    3,813,287.83/5,719,929.92 = 973,399.07/x
  3. Step 3: Cross multiply
    3,813,287.83x = 5,719,929.92 × 973,399.07
  4. Step 4: Simplify right side
    3,813,287.83x = 5,567,774,477,676.25
  5. Step 5: Solve for x
    x = 5,567,774,477,676.25/3,813,287.83
  6. Step 6: Final answer
    x = 1,460,098.14

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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.