Home / 3,128,026.42-4,312,998.70-2,507,335.33

Finding the Fourth Proportional to 3,128,026.42, 4,312,998.70 and 2,507,335.33

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Solution

The fourth proportional to 3,128,026.42, 4,312,998.70 and 2,507,335.33 is: 3,457,174.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,026.42 : 4,312,998.70 = 2,507,335.33 : x
  2. Step 2: Convert to fraction form
    3,128,026.42/4,312,998.70 = 2,507,335.33/x
  3. Step 3: Cross multiply
    3,128,026.42x = 4,312,998.70 × 2,507,335.33
  4. Step 4: Simplify right side
    3,128,026.42x = 10,814,134,018,754.07
  5. Step 5: Solve for x
    x = 10,814,134,018,754.07/3,128,026.42
  6. Step 6: Final answer
    x = 3,457,174.77

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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.