Home / 1,690,086.84-2,535,106.32-410,703.72

Finding the Fourth Proportional to 1,690,086.84, 2,535,106.32 and 410,703.72

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Solution

The fourth proportional to 1,690,086.84, 2,535,106.32 and 410,703.72 is: 616,049.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,086.84 : 2,535,106.32 = 410,703.72 : x
  2. Step 2: Convert to fraction form
    1,690,086.84/2,535,106.32 = 410,703.72/x
  3. Step 3: Cross multiply
    1,690,086.84x = 2,535,106.32 × 410,703.72
  4. Step 4: Simplify right side
    1,690,086.84x = 1,041,177,596,219.51
  5. Step 5: Solve for x
    x = 1,041,177,596,219.51/1,690,086.84
  6. Step 6: Final answer
    x = 616,049.76

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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.