Home / 1,143,897.84-1,715,858.91-345,186.41

Finding the Fourth Proportional to 1,143,897.84, 1,715,858.91 and 345,186.41

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Solution

The fourth proportional to 1,143,897.84, 1,715,858.91 and 345,186.41 is: 517,783.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,897.84 : 1,715,858.91 = 345,186.41 : x
  2. Step 2: Convert to fraction form
    1,143,897.84/1,715,858.91 = 345,186.41/x
  3. Step 3: Cross multiply
    1,143,897.84x = 1,715,858.91 × 345,186.41
  4. Step 4: Simplify right side
    1,143,897.84x = 592,291,177,209.41
  5. Step 5: Solve for x
    x = 592,291,177,209.41/1,143,897.84
  6. Step 6: Final answer
    x = 517,783.28

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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.