Home / 1,779,174.30-2,455,436.36-1,015,342.68

Finding the Fourth Proportional to 1,779,174.30, 2,455,436.36 and 1,015,342.68

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Solution

The fourth proportional to 1,779,174.30, 2,455,436.36 and 1,015,342.68 is: 1,401,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,174.30 : 2,455,436.36 = 1,015,342.68 : x
  2. Step 2: Convert to fraction form
    1,779,174.30/2,455,436.36 = 1,015,342.68/x
  3. Step 3: Cross multiply
    1,779,174.30x = 2,455,436.36 × 1,015,342.68
  4. Step 4: Simplify right side
    1,779,174.30x = 2,493,109,334,331.84
  5. Step 5: Solve for x
    x = 2,493,109,334,331.84/1,779,174.30
  6. Step 6: Final answer
    x = 1,401,273.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.