Home / 1,129,239.38-1,693,502.12-370,956.26

Finding the Fourth Proportional to 1,129,239.38, 1,693,502.12 and 370,956.26

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Solution

The fourth proportional to 1,129,239.38, 1,693,502.12 and 370,956.26 is: 556,317.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,239.38 : 1,693,502.12 = 370,956.26 : x
  2. Step 2: Convert to fraction form
    1,129,239.38/1,693,502.12 = 370,956.26/x
  3. Step 3: Cross multiply
    1,129,239.38x = 1,693,502.12 × 370,956.26
  4. Step 4: Simplify right side
    1,129,239.38x = 628,215,212,737.27
  5. Step 5: Solve for x
    x = 628,215,212,737.27/1,129,239.38
  6. Step 6: Final answer
    x = 556,317.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.