Home / 1,432,677.44-1,977,099.55-788,146.67

Finding the Fourth Proportional to 1,432,677.44, 1,977,099.55 and 788,146.67

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Solution

The fourth proportional to 1,432,677.44, 1,977,099.55 and 788,146.67 is: 1,087,644.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,677.44 : 1,977,099.55 = 788,146.67 : x
  2. Step 2: Convert to fraction form
    1,432,677.44/1,977,099.55 = 788,146.67/x
  3. Step 3: Cross multiply
    1,432,677.44x = 1,977,099.55 × 788,146.67
  4. Step 4: Simplify right side
    1,432,677.44x = 1,558,244,429,563.38
  5. Step 5: Solve for x
    x = 1,558,244,429,563.38/1,432,677.44
  6. Step 6: Final answer
    x = 1,087,644.98

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1.5x scale

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.