Home / 1,143,008.14-1,577,369.01-626,809.16

Finding the Fourth Proportional to 1,143,008.14, 1,577,369.01 and 626,809.16

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Solution

The fourth proportional to 1,143,008.14, 1,577,369.01 and 626,809.16 is: 865,006.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,008.14 : 1,577,369.01 = 626,809.16 : x
  2. Step 2: Convert to fraction form
    1,143,008.14/1,577,369.01 = 626,809.16/x
  3. Step 3: Cross multiply
    1,143,008.14x = 1,577,369.01 × 626,809.16
  4. Step 4: Simplify right side
    1,143,008.14x = 988,709,344,168.13
  5. Step 5: Solve for x
    x = 988,709,344,168.13/1,143,008.14
  6. Step 6: Final answer
    x = 865,006.39

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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.