Home / 1,343,184.90-2,014,777.35-456,720.90

Finding the Fourth Proportional to 1,343,184.90, 2,014,777.35 and 456,720.90

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Solution

The fourth proportional to 1,343,184.90, 2,014,777.35 and 456,720.90 is: 685,081.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,184.90 : 2,014,777.35 = 456,720.90 : x
  2. Step 2: Convert to fraction form
    1,343,184.90/2,014,777.35 = 456,720.90/x
  3. Step 3: Cross multiply
    1,343,184.90x = 2,014,777.35 × 456,720.90
  4. Step 4: Simplify right side
    1,343,184.90x = 920,190,924,591.62
  5. Step 5: Solve for x
    x = 920,190,924,591.62/1,343,184.90
  6. Step 6: Final answer
    x = 685,081.35

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Double scale
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Similar ratio
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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.