Home / 1,803,897.06-2,705,971.90-724,409.56

Finding the Fourth Proportional to 1,803,897.06, 2,705,971.90 and 724,409.56

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Solution

The fourth proportional to 1,803,897.06, 2,705,971.90 and 724,409.56 is: 1,086,665.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,897.06 : 2,705,971.90 = 724,409.56 : x
  2. Step 2: Convert to fraction form
    1,803,897.06/2,705,971.90 = 724,409.56/x
  3. Step 3: Cross multiply
    1,803,897.06x = 2,705,971.90 × 724,409.56
  4. Step 4: Simplify right side
    1,803,897.06x = 1,960,231,913,451.36
  5. Step 5: Solve for x
    x = 1,960,231,913,451.36/1,803,897.06
  6. Step 6: Final answer
    x = 1,086,665.06

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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.