Home / 1,405,084.98-2,107,633-340,125.32

Finding the Fourth Proportional to 1,405,084.98, 2,107,633 and 340,125.32

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Solution

The fourth proportional to 1,405,084.98, 2,107,633 and 340,125.32 is: 510,189.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,084.98 : 2,107,633 = 340,125.32 : x
  2. Step 2: Convert to fraction form
    1,405,084.98/2,107,633 = 340,125.32/x
  3. Step 3: Cross multiply
    1,405,084.98x = 2,107,633 × 340,125.32
  4. Step 4: Simplify right side
    1,405,084.98x = 716,859,348,567.56
  5. Step 5: Solve for x
    x = 716,859,348,567.56/1,405,084.98
  6. Step 6: Final answer
    x = 510,189.32

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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.