Home / 3,000,573.75-4,501,256.10-978,109.05

Finding the Fourth Proportional to 3,000,573.75, 4,501,256.10 and 978,109.05

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Solution

The fourth proportional to 3,000,573.75, 4,501,256.10 and 978,109.05 is: 1,467,292.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,573.75 : 4,501,256.10 = 978,109.05 : x
  2. Step 2: Convert to fraction form
    3,000,573.75/4,501,256.10 = 978,109.05/x
  3. Step 3: Cross multiply
    3,000,573.75x = 4,501,256.10 × 978,109.05
  4. Step 4: Simplify right side
    3,000,573.75x = 4,402,719,327,777.71
  5. Step 5: Solve for x
    x = 4,402,719,327,777.71/3,000,573.75
  6. Step 6: Final answer
    x = 1,467,292.49

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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.