Home / 1,910,023.12-2,864,723.21-561,870.36

Finding the Fourth Proportional to 1,910,023.12, 2,864,723.21 and 561,870.36

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Solution

The fourth proportional to 1,910,023.12, 2,864,723.21 and 561,870.36 is: 842,713.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,023.12 : 2,864,723.21 = 561,870.36 : x
  2. Step 2: Convert to fraction form
    1,910,023.12/2,864,723.21 = 561,870.36/x
  3. Step 3: Cross multiply
    1,910,023.12x = 2,864,723.21 × 561,870.36
  4. Step 4: Simplify right side
    1,910,023.12x = 1,609,603,061,303.06
  5. Step 5: Solve for x
    x = 1,609,603,061,303.06/1,910,023.12
  6. Step 6: Final answer
    x = 842,713.92

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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.