Home / 3,140,586.41-4,708,305.43-1,117,678.39

Finding the Fourth Proportional to 3,140,586.41, 4,708,305.43 and 1,117,678.39

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Solution

The fourth proportional to 3,140,586.41, 4,708,305.43 and 1,117,678.39 is: 1,675,601.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,586.41 : 4,708,305.43 = 1,117,678.39 : x
  2. Step 2: Convert to fraction form
    3,140,586.41/4,708,305.43 = 1,117,678.39/x
  3. Step 3: Cross multiply
    3,140,586.41x = 4,708,305.43 × 1,117,678.39
  4. Step 4: Simplify right side
    3,140,586.41x = 5,262,371,218,065.70
  5. Step 5: Solve for x
    x = 5,262,371,218,065.70/3,140,586.41
  6. Step 6: Final answer
    x = 1,675,601.48

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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.