Home / 1,761,467.10-2,638,701.45-961,316.70

Finding the Fourth Proportional to 1,761,467.10, 2,638,701.45 and 961,316.70

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Solution

The fourth proportional to 1,761,467.10, 2,638,701.45 and 961,316.70 is: 1,440,065.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,467.10 : 2,638,701.45 = 961,316.70 : x
  2. Step 2: Convert to fraction form
    1,761,467.10/2,638,701.45 = 961,316.70/x
  3. Step 3: Cross multiply
    1,761,467.10x = 2,638,701.45 × 961,316.70
  4. Step 4: Simplify right side
    1,761,467.10x = 2,536,627,770,199.22
  5. Step 5: Solve for x
    x = 2,536,627,770,199.22/1,761,467.10
  6. Step 6: Final answer
    x = 1,440,065.37

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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.