Home / 1,261,454.08-1,892,430.78-462,742.60

Finding the Fourth Proportional to 1,261,454.08, 1,892,430.78 and 462,742.60

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Solution

The fourth proportional to 1,261,454.08, 1,892,430.78 and 462,742.60 is: 694,205.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,454.08 : 1,892,430.78 = 462,742.60 : x
  2. Step 2: Convert to fraction form
    1,261,454.08/1,892,430.78 = 462,742.60/x
  3. Step 3: Cross multiply
    1,261,454.08x = 1,892,430.78 × 462,742.60
  4. Step 4: Simplify right side
    1,261,454.08x = 875,708,339,457.23
  5. Step 5: Solve for x
    x = 875,708,339,457.23/1,261,454.08
  6. Step 6: Final answer
    x = 694,205.48

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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.