Home / 1,574,250.90-2,361,675.69-1,089,975.29

Finding the Fourth Proportional to 1,574,250.90, 2,361,675.69 and 1,089,975.29

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Solution

The fourth proportional to 1,574,250.90, 2,361,675.69 and 1,089,975.29 is: 1,635,170.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,250.90 : 2,361,675.69 = 1,089,975.29 : x
  2. Step 2: Convert to fraction form
    1,574,250.90/2,361,675.69 = 1,089,975.29/x
  3. Step 3: Cross multiply
    1,574,250.90x = 2,361,675.69 × 1,089,975.29
  4. Step 4: Simplify right side
    1,574,250.90x = 2,574,168,133,285.32
  5. Step 5: Solve for x
    x = 2,574,168,133,285.32/1,574,250.90
  6. Step 6: Final answer
    x = 1,635,170.19

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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.