Home / 1,088,636.35-1,502,369.40-605,209.54

Finding the Fourth Proportional to 1,088,636.35, 1,502,369.40 and 605,209.54

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Solution

The fourth proportional to 1,088,636.35, 1,502,369.40 and 605,209.54 is: 835,217.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,636.35 : 1,502,369.40 = 605,209.54 : x
  2. Step 2: Convert to fraction form
    1,088,636.35/1,502,369.40 = 605,209.54/x
  3. Step 3: Cross multiply
    1,088,636.35x = 1,502,369.40 × 605,209.54
  4. Step 4: Simplify right side
    1,088,636.35x = 909,248,293,484.08
  5. Step 5: Solve for x
    x = 909,248,293,484.08/1,088,636.35
  6. Step 6: Final answer
    x = 835,217.65

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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.