Home / 1,458,488.34-2,187,732.48-393,530.37

Finding the Fourth Proportional to 1,458,488.34, 2,187,732.48 and 393,530.37

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Solution

The fourth proportional to 1,458,488.34, 2,187,732.48 and 393,530.37 is: 590,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,488.34 : 2,187,732.48 = 393,530.37 : x
  2. Step 2: Convert to fraction form
    1,458,488.34/2,187,732.48 = 393,530.37/x
  3. Step 3: Cross multiply
    1,458,488.34x = 2,187,732.48 × 393,530.37
  4. Step 4: Simplify right side
    1,458,488.34x = 860,939,172,315.42
  5. Step 5: Solve for x
    x = 860,939,172,315.42/1,458,488.34
  6. Step 6: Final answer
    x = 590,295.55

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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.