Home / 1,834,619.40-2,751,929.10-486,779.40

Finding the Fourth Proportional to 1,834,619.40, 2,751,929.10 and 486,779.40

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Solution

The fourth proportional to 1,834,619.40, 2,751,929.10 and 486,779.40 is: 730,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,619.40 : 2,751,929.10 = 486,779.40 : x
  2. Step 2: Convert to fraction form
    1,834,619.40/2,751,929.10 = 486,779.40/x
  3. Step 3: Cross multiply
    1,834,619.40x = 2,751,929.10 × 486,779.40
  4. Step 4: Simplify right side
    1,834,619.40x = 1,339,582,396,140.54
  5. Step 5: Solve for x
    x = 1,339,582,396,140.54/1,834,619.40
  6. Step 6: Final answer
    x = 730,169.10

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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.