Home / 1,623,740.45-2,240,706.51-898,618.73

Finding the Fourth Proportional to 1,623,740.45, 2,240,706.51 and 898,618.73

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Solution

The fourth proportional to 1,623,740.45, 2,240,706.51 and 898,618.73 is: 1,240,063.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,740.45 : 2,240,706.51 = 898,618.73 : x
  2. Step 2: Convert to fraction form
    1,623,740.45/2,240,706.51 = 898,618.73/x
  3. Step 3: Cross multiply
    1,623,740.45x = 2,240,706.51 × 898,618.73
  4. Step 4: Simplify right side
    1,623,740.45x = 2,013,540,838,318.93
  5. Step 5: Solve for x
    x = 2,013,540,838,318.93/1,623,740.45
  6. Step 6: Final answer
    x = 1,240,063.24

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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.