Home / 2,680,709.86-3,699,417.05-1,457,015.01

Finding the Fourth Proportional to 2,680,709.86, 3,699,417.05 and 1,457,015.01

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Solution

The fourth proportional to 2,680,709.86, 3,699,417.05 and 1,457,015.01 is: 2,010,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,709.86 : 3,699,417.05 = 1,457,015.01 : x
  2. Step 2: Convert to fraction form
    2,680,709.86/3,699,417.05 = 1,457,015.01/x
  3. Step 3: Cross multiply
    2,680,709.86x = 3,699,417.05 × 1,457,015.01
  4. Step 4: Simplify right side
    2,680,709.86x = 5,390,106,170,099.92
  5. Step 5: Solve for x
    x = 5,390,106,170,099.92/2,680,709.86
  6. Step 6: Final answer
    x = 2,010,701.06

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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.