Home / 1,609,005.39-2,413,476.42-649,435.51

Finding the Fourth Proportional to 1,609,005.39, 2,413,476.42 and 649,435.51

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Solution

The fourth proportional to 1,609,005.39, 2,413,476.42 and 649,435.51 is: 974,140.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,005.39 : 2,413,476.42 = 649,435.51 : x
  2. Step 2: Convert to fraction form
    1,609,005.39/2,413,476.42 = 649,435.51/x
  3. Step 3: Cross multiply
    1,609,005.39x = 2,413,476.42 × 649,435.51
  4. Step 4: Simplify right side
    1,609,005.39x = 1,567,397,289,695.67
  5. Step 5: Solve for x
    x = 1,567,397,289,695.67/1,609,005.39
  6. Step 6: Final answer
    x = 974,140.48

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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.