Home / 1,621,063.63-2,431,644.65-556,090.31

Finding the Fourth Proportional to 1,621,063.63, 2,431,644.65 and 556,090.31

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Solution

The fourth proportional to 1,621,063.63, 2,431,644.65 and 556,090.31 is: 834,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,063.63 : 2,431,644.65 = 556,090.31 : x
  2. Step 2: Convert to fraction form
    1,621,063.63/2,431,644.65 = 556,090.31/x
  3. Step 3: Cross multiply
    1,621,063.63x = 2,431,644.65 × 556,090.31
  4. Step 4: Simplify right side
    1,621,063.63x = 1,352,214,035,740.35
  5. Step 5: Solve for x
    x = 1,352,214,035,740.35/1,621,063.63
  6. Step 6: Final answer
    x = 834,152.35

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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.