Home / 3,740,065.96-5,610,100.48-900,178.12

Finding the Fourth Proportional to 3,740,065.96, 5,610,100.48 and 900,178.12

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Solution

The fourth proportional to 3,740,065.96, 5,610,100.48 and 900,178.12 is: 1,350,267.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740,065.96 : 5,610,100.48 = 900,178.12 : x
  2. Step 2: Convert to fraction form
    3,740,065.96/5,610,100.48 = 900,178.12/x
  3. Step 3: Cross multiply
    3,740,065.96x = 5,610,100.48 × 900,178.12
  4. Step 4: Simplify right side
    3,740,065.96x = 5,050,089,703,097.50
  5. Step 5: Solve for x
    x = 5,050,089,703,097.50/3,740,065.96
  6. Step 6: Final answer
    x = 1,350,267.55

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Double scale
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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.