Home / 1,509,868.50-2,083,676.02-865,413.06

Finding the Fourth Proportional to 1,509,868.50, 2,083,676.02 and 865,413.06

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Solution

The fourth proportional to 1,509,868.50, 2,083,676.02 and 865,413.06 is: 1,194,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,868.50 : 2,083,676.02 = 865,413.06 : x
  2. Step 2: Convert to fraction form
    1,509,868.50/2,083,676.02 = 865,413.06/x
  3. Step 3: Cross multiply
    1,509,868.50x = 2,083,676.02 × 865,413.06
  4. Step 4: Simplify right side
    1,509,868.50x = 1,803,240,440,516.82
  5. Step 5: Solve for x
    x = 1,803,240,440,516.82/1,509,868.50
  6. Step 6: Final answer
    x = 1,194,302.97

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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.