Home / 1,529,309.46-2,110,412.70-831,575.22

Finding the Fourth Proportional to 1,529,309.46, 2,110,412.70 and 831,575.22

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Solution

The fourth proportional to 1,529,309.46, 2,110,412.70 and 831,575.22 is: 1,147,555.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,309.46 : 2,110,412.70 = 831,575.22 : x
  2. Step 2: Convert to fraction form
    1,529,309.46/2,110,412.70 = 831,575.22/x
  3. Step 3: Cross multiply
    1,529,309.46x = 2,110,412.70 × 831,575.22
  4. Step 4: Simplify right side
    1,529,309.46x = 1,754,966,905,293.29
  5. Step 5: Solve for x
    x = 1,754,966,905,293.29/1,529,309.46
  6. Step 6: Final answer
    x = 1,147,555.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.