Home / 2,939,333.40-4,409,015.67-917,407.98

Finding the Fourth Proportional to 2,939,333.40, 4,409,015.67 and 917,407.98

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Solution

The fourth proportional to 2,939,333.40, 4,409,015.67 and 917,407.98 is: 1,376,116.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,333.40 : 4,409,015.67 = 917,407.98 : x
  2. Step 2: Convert to fraction form
    2,939,333.40/4,409,015.67 = 917,407.98/x
  3. Step 3: Cross multiply
    2,939,333.40x = 4,409,015.67 × 917,407.98
  4. Step 4: Simplify right side
    2,939,333.40x = 4,044,866,159,603.05
  5. Step 5: Solve for x
    x = 4,044,866,159,603.05/2,939,333.40
  6. Step 6: Final answer
    x = 1,376,116.83

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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.