Home / 2,803,155.66-4,201,264.36-1,992,247.65

Finding the Fourth Proportional to 2,803,155.66, 4,201,264.36 and 1,992,247.65

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Solution

The fourth proportional to 2,803,155.66, 4,201,264.36 and 1,992,247.65 is: 2,985,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,155.66 : 4,201,264.36 = 1,992,247.65 : x
  2. Step 2: Convert to fraction form
    2,803,155.66/4,201,264.36 = 1,992,247.65/x
  3. Step 3: Cross multiply
    2,803,155.66x = 4,201,264.36 × 1,992,247.65
  4. Step 4: Simplify right side
    2,803,155.66x = 8,369,959,050,729.06
  5. Step 5: Solve for x
    x = 8,369,959,050,729.06/2,803,155.66
  6. Step 6: Final answer
    x = 2,985,905.91

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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.