Home / 1,003,421.36-1,504,641.51-699,960.93

Finding the Fourth Proportional to 1,003,421.36, 1,504,641.51 and 699,960.93

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Solution

The fourth proportional to 1,003,421.36, 1,504,641.51 and 699,960.93 is: 1,049,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,421.36 : 1,504,641.51 = 699,960.93 : x
  2. Step 2: Convert to fraction form
    1,003,421.36/1,504,641.51 = 699,960.93/x
  3. Step 3: Cross multiply
    1,003,421.36x = 1,504,641.51 × 699,960.93
  4. Step 4: Simplify right side
    1,003,421.36x = 1,053,190,270,656.20
  5. Step 5: Solve for x
    x = 1,053,190,270,656.20/1,003,421.36
  6. Step 6: Final answer
    x = 1,049,599.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.