Home / 2,409,319.54-3,614,312.76-812,339.47

Finding the Fourth Proportional to 2,409,319.54, 3,614,312.76 and 812,339.47

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Solution

The fourth proportional to 2,409,319.54, 3,614,312.76 and 812,339.47 is: 1,218,621.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409,319.54 : 3,614,312.76 = 812,339.47 : x
  2. Step 2: Convert to fraction form
    2,409,319.54/3,614,312.76 = 812,339.47/x
  3. Step 3: Cross multiply
    2,409,319.54x = 3,614,312.76 × 812,339.47
  4. Step 4: Simplify right side
    2,409,319.54x = 2,936,048,911,872.64
  5. Step 5: Solve for x
    x = 2,936,048,911,872.64/2,409,319.54
  6. Step 6: Final answer
    x = 1,218,621.63

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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.