Home / 1,916,009.62-2,870,760.98-1,156,254.67

Finding the Fourth Proportional to 1,916,009.62, 2,870,760.98 and 1,156,254.67

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Solution

The fourth proportional to 1,916,009.62, 2,870,760.98 and 1,156,254.67 is: 1,732,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,009.62 : 2,870,760.98 = 1,156,254.67 : x
  2. Step 2: Convert to fraction form
    1,916,009.62/2,870,760.98 = 1,156,254.67/x
  3. Step 3: Cross multiply
    1,916,009.62x = 2,870,760.98 × 1,156,254.67
  4. Step 4: Simplify right side
    1,916,009.62x = 3,319,330,776,620.60
  5. Step 5: Solve for x
    x = 3,319,330,776,620.60/1,916,009.62
  6. Step 6: Final answer
    x = 1,732,418.64

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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.