Home / 1,406,623.80-2,109,935.73-341,658.69

Finding the Fourth Proportional to 1,406,623.80, 2,109,935.73 and 341,658.69

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Solution

The fourth proportional to 1,406,623.80, 2,109,935.73 and 341,658.69 is: 512,488.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,623.80 : 2,109,935.73 = 341,658.69 : x
  2. Step 2: Convert to fraction form
    1,406,623.80/2,109,935.73 = 341,658.69/x
  3. Step 3: Cross multiply
    1,406,623.80x = 2,109,935.73 × 341,658.69
  4. Step 4: Simplify right side
    1,406,623.80x = 720,877,877,495.99
  5. Step 5: Solve for x
    x = 720,877,877,495.99/1,406,623.80
  6. Step 6: Final answer
    x = 512,488.04

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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.