Home / 3,428,089.52-4,730,733.18-1,879,323.05

Finding the Fourth Proportional to 3,428,089.52, 4,730,733.18 and 1,879,323.05

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Solution

The fourth proportional to 3,428,089.52, 4,730,733.18 and 1,879,323.05 is: 2,593,449.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,089.52 : 4,730,733.18 = 1,879,323.05 : x
  2. Step 2: Convert to fraction form
    3,428,089.52/4,730,733.18 = 1,879,323.05/x
  3. Step 3: Cross multiply
    3,428,089.52x = 4,730,733.18 × 1,879,323.05
  4. Step 4: Simplify right side
    3,428,089.52x = 8,890,575,920,400.63
  5. Step 5: Solve for x
    x = 8,890,575,920,400.63/3,428,089.52
  6. Step 6: Final answer
    x = 2,593,449.17

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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.