Home / 1,819,692.32-2,510,363.20-1,055,302.88

Finding the Fourth Proportional to 1,819,692.32, 2,510,363.20 and 1,055,302.88

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Solution

The fourth proportional to 1,819,692.32, 2,510,363.20 and 1,055,302.88 is: 1,455,846.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,692.32 : 2,510,363.20 = 1,055,302.88 : x
  2. Step 2: Convert to fraction form
    1,819,692.32/2,510,363.20 = 1,055,302.88/x
  3. Step 3: Cross multiply
    1,819,692.32x = 2,510,363.20 × 1,055,302.88
  4. Step 4: Simplify right side
    1,819,692.32x = 2,649,193,514,806.02
  5. Step 5: Solve for x
    x = 2,649,193,514,806.02/1,819,692.32
  6. Step 6: Final answer
    x = 1,455,846.95

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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.