Home / 1,415,087.08-2,118,644.59-1,271,598.01

Finding the Fourth Proportional to 1,415,087.08, 2,118,644.59 and 1,271,598.01

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Solution

The fourth proportional to 1,415,087.08, 2,118,644.59 and 1,271,598.01 is: 1,903,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,087.08 : 2,118,644.59 = 1,271,598.01 : x
  2. Step 2: Convert to fraction form
    1,415,087.08/2,118,644.59 = 1,271,598.01/x
  3. Step 3: Cross multiply
    1,415,087.08x = 2,118,644.59 × 1,271,598.01
  4. Step 4: Simplify right side
    1,415,087.08x = 2,694,064,250,367.28
  5. Step 5: Solve for x
    x = 2,694,064,250,367.28/1,415,087.08
  6. Step 6: Final answer
    x = 1,903,815.17

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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.