Home / 995,050.40-1,489,400.40-785,098.40

Finding the Fourth Proportional to 995,050.40, 1,489,400.40 and 785,098.40

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Solution

The fourth proportional to 995,050.40, 1,489,400.40 and 785,098.40 is: 1,175,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,050.40 : 1,489,400.40 = 785,098.40 : x
  2. Step 2: Convert to fraction form
    995,050.40/1,489,400.40 = 785,098.40/x
  3. Step 3: Cross multiply
    995,050.40x = 1,489,400.40 × 785,098.40
  4. Step 4: Simplify right side
    995,050.40x = 1,169,325,870,999.36
  5. Step 5: Solve for x
    x = 1,169,325,870,999.36/995,050.40
  6. Step 6: Final answer
    x = 1,175,142.36

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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.