Home / 3,720,710.34-5,134,878.09-2,089,226.16

Finding the Fourth Proportional to 3,720,710.34, 5,134,878.09 and 2,089,226.16

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Solution

The fourth proportional to 3,720,710.34, 5,134,878.09 and 2,089,226.16 is: 2,883,299.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,710.34 : 5,134,878.09 = 2,089,226.16 : x
  2. Step 2: Convert to fraction form
    3,720,710.34/5,134,878.09 = 2,089,226.16/x
  3. Step 3: Cross multiply
    3,720,710.34x = 5,134,878.09 × 2,089,226.16
  4. Step 4: Simplify right side
    3,720,710.34x = 10,727,921,634,038.83
  5. Step 5: Solve for x
    x = 10,727,921,634,038.83/3,720,710.34
  6. Step 6: Final answer
    x = 2,883,299.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.