Home / 3,488,081.32-4,813,950.86-1,939,497.40

Finding the Fourth Proportional to 3,488,081.32, 4,813,950.86 and 1,939,497.40

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Solution

The fourth proportional to 3,488,081.32, 4,813,950.86 and 1,939,497.40 is: 2,676,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488,081.32 : 4,813,950.86 = 1,939,497.40 : x
  2. Step 2: Convert to fraction form
    3,488,081.32/4,813,950.86 = 1,939,497.40/x
  3. Step 3: Cross multiply
    3,488,081.32x = 4,813,950.86 × 1,939,497.40
  4. Step 4: Simplify right side
    3,488,081.32x = 9,336,645,167,000.28
  5. Step 5: Solve for x
    x = 9,336,645,167,000.28/3,488,081.32
  6. Step 6: Final answer
    x = 2,676,728.07

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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.