Home / 1,916,001.76-2,870,749.26-1,156,246.77

Finding the Fourth Proportional to 1,916,001.76, 2,870,749.26 and 1,156,246.77

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Solution

The fourth proportional to 1,916,001.76, 2,870,749.26 and 1,156,246.77 is: 1,732,406.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,001.76 : 2,870,749.26 = 1,156,246.77 : x
  2. Step 2: Convert to fraction form
    1,916,001.76/2,870,749.26 = 1,156,246.77/x
  3. Step 3: Cross multiply
    1,916,001.76x = 2,870,749.26 × 1,156,246.77
  4. Step 4: Simplify right side
    1,916,001.76x = 3,319,294,559,354.89
  5. Step 5: Solve for x
    x = 3,319,294,559,354.89/1,916,001.76
  6. Step 6: Final answer
    x = 1,732,406.84

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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.