Home / 4,308,308.20-6,462,462.30-1,275,783.40

Finding the Fourth Proportional to 4,308,308.20, 6,462,462.30 and 1,275,783.40

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Solution

The fourth proportional to 4,308,308.20, 6,462,462.30 and 1,275,783.40 is: 1,913,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308,308.20 : 6,462,462.30 = 1,275,783.40 : x
  2. Step 2: Convert to fraction form
    4,308,308.20/6,462,462.30 = 1,275,783.40/x
  3. Step 3: Cross multiply
    4,308,308.20x = 6,462,462.30 × 1,275,783.40
  4. Step 4: Simplify right side
    4,308,308.20x = 8,244,702,125,465.82
  5. Step 5: Solve for x
    x = 8,244,702,125,465.82/4,308,308.20
  6. Step 6: Final answer
    x = 1,913,675.10

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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.