Home / 2,920,900.32-4,051,464.12-2,843,218.08

Finding the Fourth Proportional to 2,920,900.32, 4,051,464.12 and 2,843,218.08

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Solution

The fourth proportional to 2,920,900.32, 4,051,464.12 and 2,843,218.08 is: 3,943,714.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,900.32 : 4,051,464.12 = 2,843,218.08 : x
  2. Step 2: Convert to fraction form
    2,920,900.32/4,051,464.12 = 2,843,218.08/x
  3. Step 3: Cross multiply
    2,920,900.32x = 4,051,464.12 × 2,843,218.08
  4. Step 4: Simplify right side
    2,920,900.32x = 11,519,196,036,455.29
  5. Step 5: Solve for x
    x = 11,519,196,036,455.29/2,920,900.32
  6. Step 6: Final answer
    x = 3,943,714.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.