Home / 2,346,726.72-3,238,020.16-1,428,709.44

Finding the Fourth Proportional to 2,346,726.72, 3,238,020.16 and 1,428,709.44

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Solution

The fourth proportional to 2,346,726.72, 3,238,020.16 and 1,428,709.44 is: 1,971,337.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346,726.72 : 3,238,020.16 = 1,428,709.44 : x
  2. Step 2: Convert to fraction form
    2,346,726.72/3,238,020.16 = 1,428,709.44/x
  3. Step 3: Cross multiply
    2,346,726.72x = 3,238,020.16 × 1,428,709.44
  4. Step 4: Simplify right side
    2,346,726.72x = 4,626,189,969,502.31
  5. Step 5: Solve for x
    x = 4,626,189,969,502.31/2,346,726.72
  6. Step 6: Final answer
    x = 1,971,337.32

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1.5x scale

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.