Home / 1,126,475.13-1,690,089.96-368,351.58

Finding the Fourth Proportional to 1,126,475.13, 1,690,089.96 and 368,351.58

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Solution

The fourth proportional to 1,126,475.13, 1,690,089.96 and 368,351.58 is: 552,650.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,475.13 : 1,690,089.96 = 368,351.58 : x
  2. Step 2: Convert to fraction form
    1,126,475.13/1,690,089.96 = 368,351.58/x
  3. Step 3: Cross multiply
    1,126,475.13x = 1,690,089.96 × 368,351.58
  4. Step 4: Simplify right side
    1,126,475.13x = 622,547,312,755.32
  5. Step 5: Solve for x
    x = 622,547,312,755.32/1,126,475.13
  6. Step 6: Final answer
    x = 552,650.74

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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.