Home / 1,406,622.93-2,109,934.42-341,657.81

Finding the Fourth Proportional to 1,406,622.93, 2,109,934.42 and 341,657.81

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Solution

The fourth proportional to 1,406,622.93, 2,109,934.42 and 341,657.81 is: 512,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,622.93 : 2,109,934.42 = 341,657.81 : x
  2. Step 2: Convert to fraction form
    1,406,622.93/2,109,934.42 = 341,657.81/x
  3. Step 3: Cross multiply
    1,406,622.93x = 2,109,934.42 × 341,657.81
  4. Step 4: Simplify right side
    1,406,622.93x = 720,875,571,472.53
  5. Step 5: Solve for x
    x = 720,875,571,472.53/1,406,622.93
  6. Step 6: Final answer
    x = 512,486.72

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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.