Home / 1,186,057.77-1,779,260.37-376,172.03

Finding the Fourth Proportional to 1,186,057.77, 1,779,260.37 and 376,172.03

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Solution

The fourth proportional to 1,186,057.77, 1,779,260.37 and 376,172.03 is: 564,313.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,057.77 : 1,779,260.37 = 376,172.03 : x
  2. Step 2: Convert to fraction form
    1,186,057.77/1,779,260.37 = 376,172.03/x
  3. Step 3: Cross multiply
    1,186,057.77x = 1,779,260.37 × 376,172.03
  4. Step 4: Simplify right side
    1,186,057.77x = 669,307,976,385.15
  5. Step 5: Solve for x
    x = 669,307,976,385.15/1,186,057.77
  6. Step 6: Final answer
    x = 564,313.13

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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.