Home / 1,916,000.76-2,870,747.76-1,156,245.77

Finding the Fourth Proportional to 1,916,000.76, 2,870,747.76 and 1,156,245.77

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Solution

The fourth proportional to 1,916,000.76, 2,870,747.76 and 1,156,245.77 is: 1,732,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,000.76 : 2,870,747.76 = 1,156,245.77 : x
  2. Step 2: Convert to fraction form
    1,916,000.76/2,870,747.76 = 1,156,245.77/x
  3. Step 3: Cross multiply
    1,916,000.76x = 2,870,747.76 × 1,156,245.77
  4. Step 4: Simplify right side
    1,916,000.76x = 3,319,289,965,749.77
  5. Step 5: Solve for x
    x = 3,319,289,965,749.77/1,916,000.76
  6. Step 6: Final answer
    x = 1,732,405.35

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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.