Home / 1,551,815.36-2,141,184.08-907,110.88

Finding the Fourth Proportional to 1,551,815.36, 2,141,184.08 and 907,110.88

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Solution

The fourth proportional to 1,551,815.36, 2,141,184.08 and 907,110.88 is: 1,251,625.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,815.36 : 2,141,184.08 = 907,110.88 : x
  2. Step 2: Convert to fraction form
    1,551,815.36/2,141,184.08 = 907,110.88/x
  3. Step 3: Cross multiply
    1,551,815.36x = 2,141,184.08 × 907,110.88
  4. Step 4: Simplify right side
    1,551,815.36x = 1,942,291,375,050.79
  5. Step 5: Solve for x
    x = 1,942,291,375,050.79/1,551,815.36
  6. Step 6: Final answer
    x = 1,251,625.31

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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.