Home / 1,254,487.51-1,731,908.96-826,011.55

Finding the Fourth Proportional to 1,254,487.51, 1,731,908.96 and 826,011.55

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Solution

The fourth proportional to 1,254,487.51, 1,731,908.96 and 826,011.55 is: 1,140,367.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,487.51 : 1,731,908.96 = 826,011.55 : x
  2. Step 2: Convert to fraction form
    1,254,487.51/1,731,908.96 = 826,011.55/x
  3. Step 3: Cross multiply
    1,254,487.51x = 1,731,908.96 × 826,011.55
  4. Step 4: Simplify right side
    1,254,487.51x = 1,430,576,804,508.49
  5. Step 5: Solve for x
    x = 1,430,576,804,508.49/1,254,487.51
  6. Step 6: Final answer
    x = 1,140,367.52

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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.