Home / 3,640,339.80-5,460,509.70-2,931,751.80

Finding the Fourth Proportional to 3,640,339.80, 5,460,509.70 and 2,931,751.80

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Solution

The fourth proportional to 3,640,339.80, 5,460,509.70 and 2,931,751.80 is: 4,397,627.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,339.80 : 5,460,509.70 = 2,931,751.80 : x
  2. Step 2: Convert to fraction form
    3,640,339.80/5,460,509.70 = 2,931,751.80/x
  3. Step 3: Cross multiply
    3,640,339.80x = 5,460,509.70 × 2,931,751.80
  4. Step 4: Simplify right side
    3,640,339.80x = 16,008,859,141,892.46
  5. Step 5: Solve for x
    x = 16,008,859,141,892.46/3,640,339.80
  6. Step 6: Final answer
    x = 4,397,627.70

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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.