Home / 3,260,326.80-4,890,507.09-1,911,543.51

Finding the Fourth Proportional to 3,260,326.80, 4,890,507.09 and 1,911,543.51

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Solution

The fourth proportional to 3,260,326.80, 4,890,507.09 and 1,911,543.51 is: 2,867,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,326.80 : 4,890,507.09 = 1,911,543.51 : x
  2. Step 2: Convert to fraction form
    3,260,326.80/4,890,507.09 = 1,911,543.51/x
  3. Step 3: Cross multiply
    3,260,326.80x = 4,890,507.09 × 1,911,543.51
  4. Step 4: Simplify right side
    3,260,326.80x = 9,348,417,088,498.49
  5. Step 5: Solve for x
    x = 9,348,417,088,498.49/3,260,326.80
  6. Step 6: Final answer
    x = 2,867,325.17

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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.