Home / 1,595,309.51-2,201,534.01-870,172.80

Finding the Fourth Proportional to 1,595,309.51, 2,201,534.01 and 870,172.80

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Solution

The fourth proportional to 1,595,309.51, 2,201,534.01 and 870,172.80 is: 1,200,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,309.51 : 2,201,534.01 = 870,172.80 : x
  2. Step 2: Convert to fraction form
    1,595,309.51/2,201,534.01 = 870,172.80/x
  3. Step 3: Cross multiply
    1,595,309.51x = 2,201,534.01 × 870,172.80
  4. Step 4: Simplify right side
    1,595,309.51x = 1,915,715,013,776.93
  5. Step 5: Solve for x
    x = 1,915,715,013,776.93/1,595,309.51
  6. Step 6: Final answer
    x = 1,200,842.22

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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.