Home / 2,230,271.11-3,077,714.22-1,312,554.25

Finding the Fourth Proportional to 2,230,271.11, 3,077,714.22 and 1,312,554.25

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Solution

The fourth proportional to 2,230,271.11, 3,077,714.22 and 1,312,554.25 is: 1,811,289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,271.11 : 3,077,714.22 = 1,312,554.25 : x
  2. Step 2: Convert to fraction form
    2,230,271.11/3,077,714.22 = 1,312,554.25/x
  3. Step 3: Cross multiply
    2,230,271.11x = 3,077,714.22 × 1,312,554.25
  4. Step 4: Simplify right side
    2,230,271.11x = 4,039,666,879,746.44
  5. Step 5: Solve for x
    x = 4,039,666,879,746.44/2,230,271.11
  6. Step 6: Final answer
    x = 1,811,289.61

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1.5x scale

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.