Home / 4,240,031.80-6,360,047.70-2,539,420.60

Finding the Fourth Proportional to 4,240,031.80, 6,360,047.70 and 2,539,420.60

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Solution

The fourth proportional to 4,240,031.80, 6,360,047.70 and 2,539,420.60 is: 3,809,130.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240,031.80 : 6,360,047.70 = 2,539,420.60 : x
  2. Step 2: Convert to fraction form
    4,240,031.80/6,360,047.70 = 2,539,420.60/x
  3. Step 3: Cross multiply
    4,240,031.80x = 6,360,047.70 × 2,539,420.60
  4. Step 4: Simplify right side
    4,240,031.80x = 16,150,836,146,362.62
  5. Step 5: Solve for x
    x = 16,150,836,146,362.62/4,240,031.80
  6. Step 6: Final answer
    x = 3,809,130.90

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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.