Home / 1,256,119.75-1,733,412.40-732,930.42

Finding the Fourth Proportional to 1,256,119.75, 1,733,412.40 and 732,930.42

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Solution

The fourth proportional to 1,256,119.75, 1,733,412.40 and 732,930.42 is: 1,011,424.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,119.75 : 1,733,412.40 = 732,930.42 : x
  2. Step 2: Convert to fraction form
    1,256,119.75/1,733,412.40 = 732,930.42/x
  3. Step 3: Cross multiply
    1,256,119.75x = 1,733,412.40 × 732,930.42
  4. Step 4: Simplify right side
    1,256,119.75x = 1,270,470,687,155.91
  5. Step 5: Solve for x
    x = 1,270,470,687,155.91/1,256,119.75
  6. Step 6: Final answer
    x = 1,011,424.82

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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.