Home / 2,688,413.76-3,710,008.98-1,481,189.76

Finding the Fourth Proportional to 2,688,413.76, 3,710,008.98 and 1,481,189.76

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Solution

The fourth proportional to 2,688,413.76, 3,710,008.98 and 1,481,189.76 is: 2,044,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,413.76 : 3,710,008.98 = 1,481,189.76 : x
  2. Step 2: Convert to fraction form
    2,688,413.76/3,710,008.98 = 1,481,189.76/x
  3. Step 3: Cross multiply
    2,688,413.76x = 3,710,008.98 × 1,481,189.76
  4. Step 4: Simplify right side
    2,688,413.76x = 5,495,227,310,684.05
  5. Step 5: Solve for x
    x = 5,495,227,310,684.05/2,688,413.76
  6. Step 6: Final answer
    x = 2,044,040.76

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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.