Home / 2,670,429.49-4,005,643-1,773,621.79

Finding the Fourth Proportional to 2,670,429.49, 4,005,643 and 1,773,621.79

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Solution

The fourth proportional to 2,670,429.49, 4,005,643 and 1,773,621.79 is: 2,660,431.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,429.49 : 4,005,643 = 1,773,621.79 : x
  2. Step 2: Convert to fraction form
    2,670,429.49/4,005,643 = 1,773,621.79/x
  3. Step 3: Cross multiply
    2,670,429.49x = 4,005,643 × 1,773,621.79
  4. Step 4: Simplify right side
    2,670,429.49x = 7,104,495,707,760.97
  5. Step 5: Solve for x
    x = 7,104,495,707,760.97/2,670,429.49
  6. Step 6: Final answer
    x = 2,660,431.86

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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.