Home / 1,779,324.40-2,668,986.60-1,023,497.20

Finding the Fourth Proportional to 1,779,324.40, 2,668,986.60 and 1,023,497.20

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Solution

The fourth proportional to 1,779,324.40, 2,668,986.60 and 1,023,497.20 is: 1,535,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,324.40 : 2,668,986.60 = 1,023,497.20 : x
  2. Step 2: Convert to fraction form
    1,779,324.40/2,668,986.60 = 1,023,497.20/x
  3. Step 3: Cross multiply
    1,779,324.40x = 2,668,986.60 × 1,023,497.20
  4. Step 4: Simplify right side
    1,779,324.40x = 2,731,700,311,937.52
  5. Step 5: Solve for x
    x = 2,731,700,311,937.52/1,779,324.40
  6. Step 6: Final answer
    x = 1,535,245.80

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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.