Home / 1,014,326.18-1,521,773.70-407,540.60

Finding the Fourth Proportional to 1,014,326.18, 1,521,773.70 and 407,540.60

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Solution

The fourth proportional to 1,014,326.18, 1,521,773.70 and 407,540.60 is: 611,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,326.18 : 1,521,773.70 = 407,540.60 : x
  2. Step 2: Convert to fraction form
    1,014,326.18/1,521,773.70 = 407,540.60/x
  3. Step 3: Cross multiply
    1,014,326.18x = 1,521,773.70 × 407,540.60
  4. Step 4: Simplify right side
    1,014,326.18x = 620,184,566,762.22
  5. Step 5: Solve for x
    x = 620,184,566,762.22/1,014,326.18
  6. Step 6: Final answer
    x = 611,425.18

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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.