Home / 1,217,973.42-1,680,790.83-674,110.26

Finding the Fourth Proportional to 1,217,973.42, 1,680,790.83 and 674,110.26

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Solution

The fourth proportional to 1,217,973.42, 1,680,790.83 and 674,110.26 is: 930,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,973.42 : 1,680,790.83 = 674,110.26 : x
  2. Step 2: Convert to fraction form
    1,217,973.42/1,680,790.83 = 674,110.26/x
  3. Step 3: Cross multiply
    1,217,973.42x = 1,680,790.83 × 674,110.26
  4. Step 4: Simplify right side
    1,217,973.42x = 1,133,038,343,416.92
  5. Step 5: Solve for x
    x = 1,133,038,343,416.92/1,217,973.42
  6. Step 6: Final answer
    x = 930,265.25

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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.