Home / 1,186,507.17-1,780,063.29-345,058.92

Finding the Fourth Proportional to 1,186,507.17, 1,780,063.29 and 345,058.92

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Solution

The fourth proportional to 1,186,507.17, 1,780,063.29 and 345,058.92 is: 517,676.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,507.17 : 1,780,063.29 = 345,058.92 : x
  2. Step 2: Convert to fraction form
    1,186,507.17/1,780,063.29 = 345,058.92/x
  3. Step 3: Cross multiply
    1,186,507.17x = 1,780,063.29 × 345,058.92
  4. Step 4: Simplify right side
    1,186,507.17x = 614,226,716,379.05
  5. Step 5: Solve for x
    x = 614,226,716,379.05/1,186,507.17
  6. Step 6: Final answer
    x = 517,676.36

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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.