Home / 2,170,675.72-3,255,974.70-891,005.32

Finding the Fourth Proportional to 2,170,675.72, 3,255,974.70 and 891,005.32

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Solution

The fourth proportional to 2,170,675.72, 3,255,974.70 and 891,005.32 is: 1,336,492.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,675.72 : 3,255,974.70 = 891,005.32 : x
  2. Step 2: Convert to fraction form
    2,170,675.72/3,255,974.70 = 891,005.32/x
  3. Step 3: Cross multiply
    2,170,675.72x = 3,255,974.70 × 891,005.32
  4. Step 4: Simplify right side
    2,170,675.72x = 2,901,090,779,485.40
  5. Step 5: Solve for x
    x = 2,901,090,779,485.40/2,170,675.72
  6. Step 6: Final answer
    x = 1,336,492.02

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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.