Home / 1,154,280.80-1,731,421.20-941,704.40

Finding the Fourth Proportional to 1,154,280.80, 1,731,421.20 and 941,704.40

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Solution

The fourth proportional to 1,154,280.80, 1,731,421.20 and 941,704.40 is: 1,412,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,280.80 : 1,731,421.20 = 941,704.40 : x
  2. Step 2: Convert to fraction form
    1,154,280.80/1,731,421.20 = 941,704.40/x
  3. Step 3: Cross multiply
    1,154,280.80x = 1,731,421.20 × 941,704.40
  4. Step 4: Simplify right side
    1,154,280.80x = 1,630,486,962,293.28
  5. Step 5: Solve for x
    x = 1,630,486,962,293.28/1,154,280.80
  6. Step 6: Final answer
    x = 1,412,556.60

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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.