Home / 1,478,071.09-2,040,109.66-833,864.96

Finding the Fourth Proportional to 1,478,071.09, 2,040,109.66 and 833,864.96

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Solution

The fourth proportional to 1,478,071.09, 2,040,109.66 and 833,864.96 is: 1,150,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,071.09 : 2,040,109.66 = 833,864.96 : x
  2. Step 2: Convert to fraction form
    1,478,071.09/2,040,109.66 = 833,864.96/x
  3. Step 3: Cross multiply
    1,478,071.09x = 2,040,109.66 × 833,864.96
  4. Step 4: Simplify right side
    1,478,071.09x = 1,701,175,960,031.51
  5. Step 5: Solve for x
    x = 1,701,175,960,031.51/1,478,071.09
  6. Step 6: Final answer
    x = 1,150,943.26

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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.