Home / 5,397,779.77-8,098,087.70-1,939,868.58

Finding the Fourth Proportional to 5,397,779.77, 8,098,087.70 and 1,939,868.58

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Solution

The fourth proportional to 5,397,779.77, 8,098,087.70 and 1,939,868.58 is: 2,910,312.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397,779.77 : 8,098,087.70 = 1,939,868.58 : x
  2. Step 2: Convert to fraction form
    5,397,779.77/8,098,087.70 = 1,939,868.58/x
  3. Step 3: Cross multiply
    5,397,779.77x = 8,098,087.70 × 1,939,868.58
  4. Step 4: Simplify right side
    5,397,779.77x = 15,709,225,884,889.63
  5. Step 5: Solve for x
    x = 15,709,225,884,889.63/5,397,779.77
  6. Step 6: Final answer
    x = 2,910,312.49

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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.