Home / 2,900,755.64-4,002,808.09-1,677,139.67

Finding the Fourth Proportional to 2,900,755.64, 4,002,808.09 and 1,677,139.67

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Solution

The fourth proportional to 2,900,755.64, 4,002,808.09 and 1,677,139.67 is: 2,314,317.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,755.64 : 4,002,808.09 = 1,677,139.67 : x
  2. Step 2: Convert to fraction form
    2,900,755.64/4,002,808.09 = 1,677,139.67/x
  3. Step 3: Cross multiply
    2,900,755.64x = 4,002,808.09 × 1,677,139.67
  4. Step 4: Simplify right side
    2,900,755.64x = 6,713,268,210,736.19
  5. Step 5: Solve for x
    x = 6,713,268,210,736.19/2,900,755.64
  6. Step 6: Final answer
    x = 2,314,317.05

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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.