Home / 1,620,255.60-2,430,727.56-555,011.64

Finding the Fourth Proportional to 1,620,255.60, 2,430,727.56 and 555,011.64

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Solution

The fourth proportional to 1,620,255.60, 2,430,727.56 and 555,011.64 is: 832,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,255.60 : 2,430,727.56 = 555,011.64 : x
  2. Step 2: Convert to fraction form
    1,620,255.60/2,430,727.56 = 555,011.64/x
  3. Step 3: Cross multiply
    1,620,255.60x = 2,430,727.56 × 555,011.64
  4. Step 4: Simplify right side
    1,620,255.60x = 1,349,082,089,468.80
  5. Step 5: Solve for x
    x = 1,349,082,089,468.80/1,620,255.60
  6. Step 6: Final answer
    x = 832,635.35

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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.