Home / 3,102,054.51-4,280,773.81-1,725,368.61

Finding the Fourth Proportional to 3,102,054.51, 4,280,773.81 and 1,725,368.61

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Solution

The fourth proportional to 3,102,054.51, 4,280,773.81 and 1,725,368.61 is: 2,380,974.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,054.51 : 4,280,773.81 = 1,725,368.61 : x
  2. Step 2: Convert to fraction form
    3,102,054.51/4,280,773.81 = 1,725,368.61/x
  3. Step 3: Cross multiply
    3,102,054.51x = 4,280,773.81 × 1,725,368.61
  4. Step 4: Simplify right side
    3,102,054.51x = 7,385,912,755,199.35
  5. Step 5: Solve for x
    x = 7,385,912,755,199.35/3,102,054.51
  6. Step 6: Final answer
    x = 2,380,974.52

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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.