Home / 1,219,093.20-1,826,890.20-896,729.40

Finding the Fourth Proportional to 1,219,093.20, 1,826,890.20 and 896,729.40

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Solution

The fourth proportional to 1,219,093.20, 1,826,890.20 and 896,729.40 is: 1,343,807.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,093.20 : 1,826,890.20 = 896,729.40 : x
  2. Step 2: Convert to fraction form
    1,219,093.20/1,826,890.20 = 896,729.40/x
  3. Step 3: Cross multiply
    1,219,093.20x = 1,826,890.20 × 896,729.40
  4. Step 4: Simplify right side
    1,219,093.20x = 1,638,226,152,911.88
  5. Step 5: Solve for x
    x = 1,638,226,152,911.88/1,219,093.20
  6. Step 6: Final answer
    x = 1,343,807.15

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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.