Home / 1,406,917.20-2,110,827.84-460,072.56

Finding the Fourth Proportional to 1,406,917.20, 2,110,827.84 and 460,072.56

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Solution

The fourth proportional to 1,406,917.20, 2,110,827.84 and 460,072.56 is: 690,256.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,917.20 : 2,110,827.84 = 460,072.56 : x
  2. Step 2: Convert to fraction form
    1,406,917.20/2,110,827.84 = 460,072.56/x
  3. Step 3: Cross multiply
    1,406,917.20x = 2,110,827.84 × 460,072.56
  4. Step 4: Simplify right side
    1,406,917.20x = 971,133,968,068.07
  5. Step 5: Solve for x
    x = 971,133,968,068.07/1,406,917.20
  6. Step 6: Final answer
    x = 690,256.66

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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.