Home / 1,874,467.80-2,811,410.10-526,498.20

Finding the Fourth Proportional to 1,874,467.80, 2,811,410.10 and 526,498.20

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Solution

The fourth proportional to 1,874,467.80, 2,811,410.10 and 526,498.20 is: 789,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,467.80 : 2,811,410.10 = 526,498.20 : x
  2. Step 2: Convert to fraction form
    1,874,467.80/2,811,410.10 = 526,498.20/x
  3. Step 3: Cross multiply
    1,874,467.80x = 2,811,410.10 × 526,498.20
  4. Step 4: Simplify right side
    1,874,467.80x = 1,480,202,357,111.82
  5. Step 5: Solve for x
    x = 1,480,202,357,111.82/1,874,467.80
  6. Step 6: Final answer
    x = 789,665.40

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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.