Home / 1,087,942.56-1,630,747.12-526,204.32

Finding the Fourth Proportional to 1,087,942.56, 1,630,747.12 and 526,204.32

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Solution

The fourth proportional to 1,087,942.56, 1,630,747.12 and 526,204.32 is: 788,742.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,942.56 : 1,630,747.12 = 526,204.32 : x
  2. Step 2: Convert to fraction form
    1,087,942.56/1,630,747.12 = 526,204.32/x
  3. Step 3: Cross multiply
    1,087,942.56x = 1,630,747.12 × 526,204.32
  4. Step 4: Simplify right side
    1,087,942.56x = 858,106,179,371.56
  5. Step 5: Solve for x
    x = 858,106,179,371.56/1,087,942.56
  6. Step 6: Final answer
    x = 788,742.17

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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.