Home / 1,690,086.96-2,535,106.56-410,703.84

Finding the Fourth Proportional to 1,690,086.96, 2,535,106.56 and 410,703.84

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Solution

The fourth proportional to 1,690,086.96, 2,535,106.56 and 410,703.84 is: 616,049.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,086.96 : 2,535,106.56 = 410,703.84 : x
  2. Step 2: Convert to fraction form
    1,690,086.96/2,535,106.56 = 410,703.84/x
  3. Step 3: Cross multiply
    1,690,086.96x = 2,535,106.56 × 410,703.84
  4. Step 4: Simplify right side
    1,690,086.96x = 1,041,177,999,001.19
  5. Step 5: Solve for x
    x = 1,041,177,999,001.19/1,690,086.96
  6. Step 6: Final answer
    x = 616,049.96

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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.