Home / 2,009,628.80-3,014,443.20-513,641.60

Finding the Fourth Proportional to 2,009,628.80, 3,014,443.20 and 513,641.60

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Solution

The fourth proportional to 2,009,628.80, 3,014,443.20 and 513,641.60 is: 770,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,628.80 : 3,014,443.20 = 513,641.60 : x
  2. Step 2: Convert to fraction form
    2,009,628.80/3,014,443.20 = 513,641.60/x
  3. Step 3: Cross multiply
    2,009,628.80x = 3,014,443.20 × 513,641.60
  4. Step 4: Simplify right side
    2,009,628.80x = 1,548,343,428,357.12
  5. Step 5: Solve for x
    x = 1,548,343,428,357.12/2,009,628.80
  6. Step 6: Final answer
    x = 770,462.40

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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.