Home / 1,559,069.31-2,338,609.38-479,574.54

Finding the Fourth Proportional to 1,559,069.31, 2,338,609.38 and 479,574.54

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Solution

The fourth proportional to 1,559,069.31, 2,338,609.38 and 479,574.54 is: 719,363.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,069.31 : 2,338,609.38 = 479,574.54 : x
  2. Step 2: Convert to fraction form
    1,559,069.31/2,338,609.38 = 479,574.54/x
  3. Step 3: Cross multiply
    1,559,069.31x = 2,338,609.38 × 479,574.54
  4. Step 4: Simplify right side
    1,559,069.31x = 1,121,537,517,653.19
  5. Step 5: Solve for x
    x = 1,121,537,517,653.19/1,559,069.31
  6. Step 6: Final answer
    x = 719,363.48

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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.