Home / 1,453,779.29-2,180,668.43-388,793.67

Finding the Fourth Proportional to 1,453,779.29, 2,180,668.43 and 388,793.67

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Solution

The fourth proportional to 1,453,779.29, 2,180,668.43 and 388,793.67 is: 583,190.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,779.29 : 2,180,668.43 = 388,793.67 : x
  2. Step 2: Convert to fraction form
    1,453,779.29/2,180,668.43 = 388,793.67/x
  3. Step 3: Cross multiply
    1,453,779.29x = 2,180,668.43 × 388,793.67
  4. Step 4: Simplify right side
    1,453,779.29x = 847,830,081,952.84
  5. Step 5: Solve for x
    x = 847,830,081,952.84/1,453,779.29
  6. Step 6: Final answer
    x = 583,190.37

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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.