Home / 1,480,739.64-2,221,245.02-415,774.52

Finding the Fourth Proportional to 1,480,739.64, 2,221,245.02 and 415,774.52

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Solution

The fourth proportional to 1,480,739.64, 2,221,245.02 and 415,774.52 is: 623,699.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,739.64 : 2,221,245.02 = 415,774.52 : x
  2. Step 2: Convert to fraction form
    1,480,739.64/2,221,245.02 = 415,774.52/x
  3. Step 3: Cross multiply
    1,480,739.64x = 2,221,245.02 × 415,774.52
  4. Step 4: Simplify right side
    1,480,739.64x = 923,537,081,992.89
  5. Step 5: Solve for x
    x = 923,537,081,992.89/1,480,739.64
  6. Step 6: Final answer
    x = 623,699.84

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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.