Home / 3,160,942.86-4,362,115.05-1,710,638.49

Finding the Fourth Proportional to 3,160,942.86, 4,362,115.05 and 1,710,638.49

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Solution

The fourth proportional to 3,160,942.86, 4,362,115.05 and 1,710,638.49 is: 2,360,688.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,942.86 : 4,362,115.05 = 1,710,638.49 : x
  2. Step 2: Convert to fraction form
    3,160,942.86/4,362,115.05 = 1,710,638.49/x
  3. Step 3: Cross multiply
    3,160,942.86x = 4,362,115.05 × 1,710,638.49
  4. Step 4: Simplify right side
    3,160,942.86x = 7,462,001,902,338.28
  5. Step 5: Solve for x
    x = 7,462,001,902,338.28/3,160,942.86
  6. Step 6: Final answer
    x = 2,360,688.64

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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.