Home / 1,373,392.85-2,059,888.70-400,495.71

Finding the Fourth Proportional to 1,373,392.85, 2,059,888.70 and 400,495.71

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Solution

The fourth proportional to 1,373,392.85, 2,059,888.70 and 400,495.71 is: 600,685.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,392.85 : 2,059,888.70 = 400,495.71 : x
  2. Step 2: Convert to fraction form
    1,373,392.85/2,059,888.70 = 400,495.71/x
  3. Step 3: Cross multiply
    1,373,392.85x = 2,059,888.70 × 400,495.71
  4. Step 4: Simplify right side
    1,373,392.85x = 824,976,585,425.00
  5. Step 5: Solve for x
    x = 824,976,585,425.00/1,373,392.85
  6. Step 6: Final answer
    x = 600,685.08

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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.