Home / 875,814.19-1,208,164.68-760,834.69

Finding the Fourth Proportional to 875,814.19, 1,208,164.68 and 760,834.69

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Solution

The fourth proportional to 875,814.19, 1,208,164.68 and 760,834.69 is: 1,049,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,814.19 : 1,208,164.68 = 760,834.69 : x
  2. Step 2: Convert to fraction form
    875,814.19/1,208,164.68 = 760,834.69/x
  3. Step 3: Cross multiply
    875,814.19x = 1,208,164.68 × 760,834.69
  4. Step 4: Simplify right side
    875,814.19x = 919,213,596,756.34
  5. Step 5: Solve for x
    x = 919,213,596,756.34/875,814.19
  6. Step 6: Final answer
    x = 1,049,553.22

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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.