Home / 1,376,050.68-1,898,897.85-764,242.83

Finding the Fourth Proportional to 1,376,050.68, 1,898,897.85 and 764,242.83

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Solution

The fourth proportional to 1,376,050.68, 1,898,897.85 and 764,242.83 is: 1,054,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,050.68 : 1,898,897.85 = 764,242.83 : x
  2. Step 2: Convert to fraction form
    1,376,050.68/1,898,897.85 = 764,242.83/x
  3. Step 3: Cross multiply
    1,376,050.68x = 1,898,897.85 × 764,242.83
  4. Step 4: Simplify right side
    1,376,050.68x = 1,451,219,066,764.92
  5. Step 5: Solve for x
    x = 1,451,219,066,764.92/1,376,050.68
  6. Step 6: Final answer
    x = 1,054,626.18

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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.