Home / 1,116,226.28-1,540,381.56-606,928.76

Finding the Fourth Proportional to 1,116,226.28, 1,540,381.56 and 606,928.76

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Solution

The fourth proportional to 1,116,226.28, 1,540,381.56 and 606,928.76 is: 837,555.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,226.28 : 1,540,381.56 = 606,928.76 : x
  2. Step 2: Convert to fraction form
    1,116,226.28/1,540,381.56 = 606,928.76/x
  3. Step 3: Cross multiply
    1,116,226.28x = 1,540,381.56 × 606,928.76
  4. Step 4: Simplify right side
    1,116,226.28x = 934,901,870,137.67
  5. Step 5: Solve for x
    x = 934,901,870,137.67/1,116,226.28
  6. Step 6: Final answer
    x = 837,555.87

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Double scale
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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.