Home / 1,536,245.32-2,119,269.54-992,849.80

Finding the Fourth Proportional to 1,536,245.32, 2,119,269.54 and 992,849.80

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Solution

The fourth proportional to 1,536,245.32, 2,119,269.54 and 992,849.80 is: 1,369,648.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,245.32 : 2,119,269.54 = 992,849.80 : x
  2. Step 2: Convert to fraction form
    1,536,245.32/2,119,269.54 = 992,849.80/x
  3. Step 3: Cross multiply
    1,536,245.32x = 2,119,269.54 × 992,849.80
  4. Step 4: Simplify right side
    1,536,245.32x = 2,104,116,338,935.09
  5. Step 5: Solve for x
    x = 2,104,116,338,935.09/1,536,245.32
  6. Step 6: Final answer
    x = 1,369,648.66

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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.