Home / 5,201,855.60-7,802,783.40-1,655,999.60

Finding the Fourth Proportional to 5,201,855.60, 7,802,783.40 and 1,655,999.60

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Solution

The fourth proportional to 5,201,855.60, 7,802,783.40 and 1,655,999.60 is: 2,483,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,855.60 : 7,802,783.40 = 1,655,999.60 : x
  2. Step 2: Convert to fraction form
    5,201,855.60/7,802,783.40 = 1,655,999.60/x
  3. Step 3: Cross multiply
    5,201,855.60x = 7,802,783.40 × 1,655,999.60
  4. Step 4: Simplify right side
    5,201,855.60x = 12,921,406,189,286.64
  5. Step 5: Solve for x
    x = 12,921,406,189,286.64/5,201,855.60
  6. Step 6: Final answer
    x = 2,483,999.40

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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.