Home / 1,825,491.34-2,518,406.67-1,222,073.74

Finding the Fourth Proportional to 1,825,491.34, 2,518,406.67 and 1,222,073.74

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Solution

The fourth proportional to 1,825,491.34, 2,518,406.67 and 1,222,073.74 is: 1,685,945.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,491.34 : 2,518,406.67 = 1,222,073.74 : x
  2. Step 2: Convert to fraction form
    1,825,491.34/2,518,406.67 = 1,222,073.74/x
  3. Step 3: Cross multiply
    1,825,491.34x = 2,518,406.67 × 1,222,073.74
  4. Step 4: Simplify right side
    1,825,491.34x = 3,077,678,658,047.85
  5. Step 5: Solve for x
    x = 3,077,678,658,047.85/1,825,491.34
  6. Step 6: Final answer
    x = 1,685,945.36

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Double scale
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1.5x scale

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.