Home / 1,143,007.14-1,577,367.63-626,808.16

Finding the Fourth Proportional to 1,143,007.14, 1,577,367.63 and 626,808.16

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Solution

The fourth proportional to 1,143,007.14, 1,577,367.63 and 626,808.16 is: 865,005.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,007.14 : 1,577,367.63 = 626,808.16 : x
  2. Step 2: Convert to fraction form
    1,143,007.14/1,577,367.63 = 626,808.16/x
  3. Step 3: Cross multiply
    1,143,007.14x = 1,577,367.63 × 626,808.16
  4. Step 4: Simplify right side
    1,143,007.14x = 988,706,901,803.86
  5. Step 5: Solve for x
    x = 988,706,901,803.86/1,143,007.14
  6. Step 6: Final answer
    x = 865,005.01

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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.