Home / 1,081,466.70-1,622,200.05-521,594.70

Finding the Fourth Proportional to 1,081,466.70, 1,622,200.05 and 521,594.70

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Solution

The fourth proportional to 1,081,466.70, 1,622,200.05 and 521,594.70 is: 782,392.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,466.70 : 1,622,200.05 = 521,594.70 : x
  2. Step 2: Convert to fraction form
    1,081,466.70/1,622,200.05 = 521,594.70/x
  3. Step 3: Cross multiply
    1,081,466.70x = 1,622,200.05 × 521,594.70
  4. Step 4: Simplify right side
    1,081,466.70x = 846,130,948,419.74
  5. Step 5: Solve for x
    x = 846,130,948,419.74/1,081,466.70
  6. Step 6: Final answer
    x = 782,392.05

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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.