Home / 863,118.10-1,206,790.70-863,118.10

Finding the Fourth Proportional to 863,118.10, 1,206,790.70 and 863,118.10

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Solution

The fourth proportional to 863,118.10, 1,206,790.70 and 863,118.10 is: 1,206,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,118.10 : 1,206,790.70 = 863,118.10 : x
  2. Step 2: Convert to fraction form
    863,118.10/1,206,790.70 = 863,118.10/x
  3. Step 3: Cross multiply
    863,118.10x = 1,206,790.70 × 863,118.10
  4. Step 4: Simplify right side
    863,118.10x = 1,041,602,896,081.67
  5. Step 5: Solve for x
    x = 1,041,602,896,081.67/863,118.10
  6. Step 6: Final answer
    x = 1,206,790.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.