Home / 3,457,471.46-4,771,387.32-1,908,729.68

Finding the Fourth Proportional to 3,457,471.46, 4,771,387.32 and 1,908,729.68

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Solution

The fourth proportional to 3,457,471.46, 4,771,387.32 and 1,908,729.68 is: 2,634,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,471.46 : 4,771,387.32 = 1,908,729.68 : x
  2. Step 2: Convert to fraction form
    3,457,471.46/4,771,387.32 = 1,908,729.68/x
  3. Step 3: Cross multiply
    3,457,471.46x = 4,771,387.32 × 1,908,729.68
  4. Step 4: Simplify right side
    3,457,471.46x = 9,107,288,592,459.66
  5. Step 5: Solve for x
    x = 9,107,288,592,459.66/3,457,471.46
  6. Step 6: Final answer
    x = 2,634,089.30

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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.