Home / 1,686,336.16-2,326,490.24-1,074,379.34

Finding the Fourth Proportional to 1,686,336.16, 2,326,490.24 and 1,074,379.34

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Solution

The fourth proportional to 1,686,336.16, 2,326,490.24 and 1,074,379.34 is: 1,482,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,336.16 : 2,326,490.24 = 1,074,379.34 : x
  2. Step 2: Convert to fraction form
    1,686,336.16/2,326,490.24 = 1,074,379.34/x
  3. Step 3: Cross multiply
    1,686,336.16x = 2,326,490.24 × 1,074,379.34
  4. Step 4: Simplify right side
    1,686,336.16x = 2,499,533,031,563.29
  5. Step 5: Solve for x
    x = 2,499,533,031,563.29/1,686,336.16
  6. Step 6: Final answer
    x = 1,482,227.03

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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.