Home / 1,200,484.98-1,800,062.72-491,011.25

Finding the Fourth Proportional to 1,200,484.98, 1,800,062.72 and 491,011.25

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Solution

The fourth proportional to 1,200,484.98, 1,800,062.72 and 491,011.25 is: 736,244.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,484.98 : 1,800,062.72 = 491,011.25 : x
  2. Step 2: Convert to fraction form
    1,200,484.98/1,800,062.72 = 491,011.25/x
  3. Step 3: Cross multiply
    1,200,484.98x = 1,800,062.72 × 491,011.25
  4. Step 4: Simplify right side
    1,200,484.98x = 883,851,034,770.23
  5. Step 5: Solve for x
    x = 883,851,034,770.23/1,200,484.98
  6. Step 6: Final answer
    x = 736,244.98

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1.5x scale

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.