Home / 1,458,576.75-2,187,870.30-447,698.79

Finding the Fourth Proportional to 1,458,576.75, 2,187,870.30 and 447,698.79

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Solution

The fourth proportional to 1,458,576.75, 2,187,870.30 and 447,698.79 is: 671,549.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,576.75 : 2,187,870.30 = 447,698.79 : x
  2. Step 2: Convert to fraction form
    1,458,576.75/2,187,870.30 = 447,698.79/x
  3. Step 3: Cross multiply
    1,458,576.75x = 2,187,870.30 × 447,698.79
  4. Step 4: Simplify right side
    1,458,576.75x = 979,506,885,986.94
  5. Step 5: Solve for x
    x = 979,506,885,986.94/1,458,576.75
  6. Step 6: Final answer
    x = 671,549.77

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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.