Home / 1,405,237.92-2,107,200.76-506,561.28

Finding the Fourth Proportional to 1,405,237.92, 2,107,200.76 and 506,561.28

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Solution

The fourth proportional to 1,405,237.92, 2,107,200.76 and 506,561.28 is: 759,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,237.92 : 2,107,200.76 = 506,561.28 : x
  2. Step 2: Convert to fraction form
    1,405,237.92/2,107,200.76 = 506,561.28/x
  3. Step 3: Cross multiply
    1,405,237.92x = 2,107,200.76 × 506,561.28
  4. Step 4: Simplify right side
    1,405,237.92x = 1,067,426,314,202.57
  5. Step 5: Solve for x
    x = 1,067,426,314,202.57/1,405,237.92
  6. Step 6: Final answer
    x = 759,605.40

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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.