Home / 1,186,391.88-1,779,891.17-344,943.63

Finding the Fourth Proportional to 1,186,391.88, 1,779,891.17 and 344,943.63

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Solution

The fourth proportional to 1,186,391.88, 1,779,891.17 and 344,943.63 is: 517,503.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,391.88 : 1,779,891.17 = 344,943.63 : x
  2. Step 2: Convert to fraction form
    1,186,391.88/1,779,891.17 = 344,943.63/x
  3. Step 3: Cross multiply
    1,186,391.88x = 1,779,891.17 × 344,943.63
  4. Step 4: Simplify right side
    1,186,391.88x = 613,962,119,460.03
  5. Step 5: Solve for x
    x = 613,962,119,460.03/1,186,391.88
  6. Step 6: Final answer
    x = 517,503.64

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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.