Home / 1,347,779.20-2,021,377.20-589,619.20

Finding the Fourth Proportional to 1,347,779.20, 2,021,377.20 and 589,619.20

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Solution

The fourth proportional to 1,347,779.20, 2,021,377.20 and 589,619.20 is: 884,301.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,779.20 : 2,021,377.20 = 589,619.20 : x
  2. Step 2: Convert to fraction form
    1,347,779.20/2,021,377.20 = 589,619.20/x
  3. Step 3: Cross multiply
    1,347,779.20x = 2,021,377.20 × 589,619.20
  4. Step 4: Simplify right side
    1,347,779.20x = 1,191,842,807,562.24
  5. Step 5: Solve for x
    x = 1,191,842,807,562.24/1,347,779.20
  6. Step 6: Final answer
    x = 884,301.23

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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.