Home / 1,715,189.81-2,572,508.70-500,481.23

Finding the Fourth Proportional to 1,715,189.81, 2,572,508.70 and 500,481.23

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Solution

The fourth proportional to 1,715,189.81, 2,572,508.70 and 500,481.23 is: 750,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,189.81 : 2,572,508.70 = 500,481.23 : x
  2. Step 2: Convert to fraction form
    1,715,189.81/2,572,508.70 = 500,481.23/x
  3. Step 3: Cross multiply
    1,715,189.81x = 2,572,508.70 × 500,481.23
  4. Step 4: Simplify right side
    1,715,189.81x = 1,287,492,305,499.16
  5. Step 5: Solve for x
    x = 1,287,492,305,499.16/1,715,189.81
  6. Step 6: Final answer
    x = 750,641.30

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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.