Home / 1,405,296.19-2,107,937.23-340,338.22

Finding the Fourth Proportional to 1,405,296.19, 2,107,937.23 and 340,338.22

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Solution

The fourth proportional to 1,405,296.19, 2,107,937.23 and 340,338.22 is: 510,505.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,296.19 : 2,107,937.23 = 340,338.22 : x
  2. Step 2: Convert to fraction form
    1,405,296.19/2,107,937.23 = 340,338.22/x
  3. Step 3: Cross multiply
    1,405,296.19x = 2,107,937.23 × 340,338.22
  4. Step 4: Simplify right side
    1,405,296.19x = 717,411,604,729.93
  5. Step 5: Solve for x
    x = 717,411,604,729.93/1,405,296.19
  6. Step 6: Final answer
    x = 510,505.62

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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.