Home / 1,406,624.30-2,109,936.47-341,659.18

Finding the Fourth Proportional to 1,406,624.30, 2,109,936.47 and 341,659.18

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Solution

The fourth proportional to 1,406,624.30, 2,109,936.47 and 341,659.18 is: 512,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,624.30 : 2,109,936.47 = 341,659.18 : x
  2. Step 2: Convert to fraction form
    1,406,624.30/2,109,936.47 = 341,659.18/x
  3. Step 3: Cross multiply
    1,406,624.30x = 2,109,936.47 × 341,659.18
  4. Step 4: Simplify right side
    1,406,624.30x = 720,879,164,192.30
  5. Step 5: Solve for x
    x = 720,879,164,192.30/1,406,624.30
  6. Step 6: Final answer
    x = 512,488.77

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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.