Home / 4,025,359.20-6,036,289.20-1,328,642.40

Finding the Fourth Proportional to 4,025,359.20, 6,036,289.20 and 1,328,642.40

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Solution

The fourth proportional to 4,025,359.20, 6,036,289.20 and 1,328,642.40 is: 1,992,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025,359.20 : 6,036,289.20 = 1,328,642.40 : x
  2. Step 2: Convert to fraction form
    4,025,359.20/6,036,289.20 = 1,328,642.40/x
  3. Step 3: Cross multiply
    4,025,359.20x = 6,036,289.20 × 1,328,642.40
  4. Step 4: Simplify right side
    4,025,359.20x = 8,020,069,769,782.08
  5. Step 5: Solve for x
    x = 8,020,069,769,782.08/4,025,359.20
  6. Step 6: Final answer
    x = 1,992,386.11

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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.