Home / 2,398,409.67-3,309,814.02-1,310,697.93

Finding the Fourth Proportional to 2,398,409.67, 3,309,814.02 and 1,310,697.93

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Solution

The fourth proportional to 2,398,409.67, 3,309,814.02 and 1,310,697.93 is: 1,808,767.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,409.67 : 3,309,814.02 = 1,310,697.93 : x
  2. Step 2: Convert to fraction form
    2,398,409.67/3,309,814.02 = 1,310,697.93/x
  3. Step 3: Cross multiply
    2,398,409.67x = 3,309,814.02 × 1,310,697.93
  4. Step 4: Simplify right side
    2,398,409.67x = 4,338,166,384,698.98
  5. Step 5: Solve for x
    x = 4,338,166,384,698.98/2,398,409.67
  6. Step 6: Final answer
    x = 1,808,767.88

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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.