Home / 1,513,780.23-2,089,001.46-825,450.34

Finding the Fourth Proportional to 1,513,780.23, 2,089,001.46 and 825,450.34

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Solution

The fourth proportional to 1,513,780.23, 2,089,001.46 and 825,450.34 is: 1,139,113.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,780.23 : 2,089,001.46 = 825,450.34 : x
  2. Step 2: Convert to fraction form
    1,513,780.23/2,089,001.46 = 825,450.34/x
  3. Step 3: Cross multiply
    1,513,780.23x = 2,089,001.46 × 825,450.34
  4. Step 4: Simplify right side
    1,513,780.23x = 1,724,366,960,194.99
  5. Step 5: Solve for x
    x = 1,724,366,960,194.99/1,513,780.23
  6. Step 6: Final answer
    x = 1,139,113.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.