Home / 1,108,852.22-1,530,213.98-625,415.87

Finding the Fourth Proportional to 1,108,852.22, 1,530,213.98 and 625,415.87

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Solution

The fourth proportional to 1,108,852.22, 1,530,213.98 and 625,415.87 is: 863,072.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,852.22 : 1,530,213.98 = 625,415.87 : x
  2. Step 2: Convert to fraction form
    1,108,852.22/1,530,213.98 = 625,415.87/x
  3. Step 3: Cross multiply
    1,108,852.22x = 1,530,213.98 × 625,415.87
  4. Step 4: Simplify right side
    1,108,852.22x = 957,020,096,809.71
  5. Step 5: Solve for x
    x = 957,020,096,809.71/1,108,852.22
  6. Step 6: Final answer
    x = 863,072.72

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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.