Home / 2,160,746.89-3,241,284.36-644,311.16

Finding the Fourth Proportional to 2,160,746.89, 3,241,284.36 and 644,311.16

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Solution

The fourth proportional to 2,160,746.89, 3,241,284.36 and 644,311.16 is: 966,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,746.89 : 3,241,284.36 = 644,311.16 : x
  2. Step 2: Convert to fraction form
    2,160,746.89/3,241,284.36 = 644,311.16/x
  3. Step 3: Cross multiply
    2,160,746.89x = 3,241,284.36 × 644,311.16
  4. Step 4: Simplify right side
    2,160,746.89x = 2,088,395,679,413.69
  5. Step 5: Solve for x
    x = 2,088,395,679,413.69/2,160,746.89
  6. Step 6: Final answer
    x = 966,515.65

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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.