Home / 1,089,372.80-1,634,059.20-973,251.20

Finding the Fourth Proportional to 1,089,372.80, 1,634,059.20 and 973,251.20

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Solution

The fourth proportional to 1,089,372.80, 1,634,059.20 and 973,251.20 is: 1,459,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,372.80 : 1,634,059.20 = 973,251.20 : x
  2. Step 2: Convert to fraction form
    1,089,372.80/1,634,059.20 = 973,251.20/x
  3. Step 3: Cross multiply
    1,089,372.80x = 1,634,059.20 × 973,251.20
  4. Step 4: Simplify right side
    1,089,372.80x = 1,590,350,077,271.04
  5. Step 5: Solve for x
    x = 1,590,350,077,271.04/1,089,372.80
  6. Step 6: Final answer
    x = 1,459,876.80

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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.