Home / 5,461,171.68-8,191,875.60-1,674,570.72

Finding the Fourth Proportional to 5,461,171.68, 8,191,875.60 and 1,674,570.72

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Solution

The fourth proportional to 5,461,171.68, 8,191,875.60 and 1,674,570.72 is: 2,511,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461,171.68 : 8,191,875.60 = 1,674,570.72 : x
  2. Step 2: Convert to fraction form
    5,461,171.68/8,191,875.60 = 1,674,570.72/x
  3. Step 3: Cross multiply
    5,461,171.68x = 8,191,875.60 × 1,674,570.72
  4. Step 4: Simplify right side
    5,461,171.68x = 13,717,875,021,642.43
  5. Step 5: Solve for x
    x = 13,717,875,021,642.43/5,461,171.68
  6. Step 6: Final answer
    x = 2,511,892.29

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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.