Home / 1,536,063.50-2,119,887.86-847,872

Finding the Fourth Proportional to 1,536,063.50, 2,119,887.86 and 847,872

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Solution

The fourth proportional to 1,536,063.50, 2,119,887.86 and 847,872 is: 1,170,129.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,063.50 : 2,119,887.86 = 847,872 : x
  2. Step 2: Convert to fraction form
    1,536,063.50/2,119,887.86 = 847,872/x
  3. Step 3: Cross multiply
    1,536,063.50x = 2,119,887.86 × 847,872
  4. Step 4: Simplify right side
    1,536,063.50x = 1,797,393,559,633.92
  5. Step 5: Solve for x
    x = 1,797,393,559,633.92/1,536,063.50
  6. Step 6: Final answer
    x = 1,170,129.72

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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.