Home / 1,430,986.91-2,147,464.51-589,538.66

Finding the Fourth Proportional to 1,430,986.91, 2,147,464.51 and 589,538.66

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Solution

The fourth proportional to 1,430,986.91, 2,147,464.51 and 589,538.66 is: 884,713.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,986.91 : 2,147,464.51 = 589,538.66 : x
  2. Step 2: Convert to fraction form
    1,430,986.91/2,147,464.51 = 589,538.66/x
  3. Step 3: Cross multiply
    1,430,986.91x = 2,147,464.51 × 589,538.66
  4. Step 4: Simplify right side
    1,430,986.91x = 1,266,013,338,885.63
  5. Step 5: Solve for x
    x = 1,266,013,338,885.63/1,430,986.91
  6. Step 6: Final answer
    x = 884,713.43

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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.