Home / 3,501,765.40-5,249,537.70-2,080,312.60

Finding the Fourth Proportional to 3,501,765.40, 5,249,537.70 and 2,080,312.60

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Solution

The fourth proportional to 3,501,765.40, 5,249,537.70 and 2,080,312.60 is: 3,118,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501,765.40 : 5,249,537.70 = 2,080,312.60 : x
  2. Step 2: Convert to fraction form
    3,501,765.40/5,249,537.70 = 2,080,312.60/x
  3. Step 3: Cross multiply
    3,501,765.40x = 5,249,537.70 × 2,080,312.60
  4. Step 4: Simplify right side
    3,501,765.40x = 10,920,679,421,485.02
  5. Step 5: Solve for x
    x = 10,920,679,421,485.02/3,501,765.40
  6. Step 6: Final answer
    x = 3,118,621.09

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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.