Home / 1,077,003.62-1,486,239.40-586,988.62

Finding the Fourth Proportional to 1,077,003.62, 1,486,239.40 and 586,988.62

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Solution

The fourth proportional to 1,077,003.62, 1,486,239.40 and 586,988.62 is: 810,030.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,003.62 : 1,486,239.40 = 586,988.62 : x
  2. Step 2: Convert to fraction form
    1,077,003.62/1,486,239.40 = 586,988.62/x
  3. Step 3: Cross multiply
    1,077,003.62x = 1,486,239.40 × 586,988.62
  4. Step 4: Simplify right side
    1,077,003.62x = 872,405,606,964.43
  5. Step 5: Solve for x
    x = 872,405,606,964.43/1,077,003.62
  6. Step 6: Final answer
    x = 810,030.34

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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.