Home / 1,518,367.33-2,095,351.13-830,047.50

Finding the Fourth Proportional to 1,518,367.33, 2,095,351.13 and 830,047.50

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Solution

The fourth proportional to 1,518,367.33, 2,095,351.13 and 830,047.50 is: 1,145,467.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,367.33 : 2,095,351.13 = 830,047.50 : x
  2. Step 2: Convert to fraction form
    1,518,367.33/2,095,351.13 = 830,047.50/x
  3. Step 3: Cross multiply
    1,518,367.33x = 2,095,351.13 × 830,047.50
  4. Step 4: Simplify right side
    1,518,367.33x = 1,739,240,969,153.79
  5. Step 5: Solve for x
    x = 1,739,240,969,153.79/1,518,367.33
  6. Step 6: Final answer
    x = 1,145,467.86

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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.