Home / 1,611,779.21-2,417,668.79-474,541.59

Finding the Fourth Proportional to 1,611,779.21, 2,417,668.79 and 474,541.59

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Solution

The fourth proportional to 1,611,779.21, 2,417,668.79 and 474,541.59 is: 711,812.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,779.21 : 2,417,668.79 = 474,541.59 : x
  2. Step 2: Convert to fraction form
    1,611,779.21/2,417,668.79 = 474,541.59/x
  3. Step 3: Cross multiply
    1,611,779.21x = 2,417,668.79 × 474,541.59
  4. Step 4: Simplify right side
    1,611,779.21x = 1,147,284,391,699.98
  5. Step 5: Solve for x
    x = 1,147,284,391,699.98/1,611,779.21
  6. Step 6: Final answer
    x = 711,812.38

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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.