Home / 1,348,608.51-2,023,048.07-389,087.87

Finding the Fourth Proportional to 1,348,608.51, 2,023,048.07 and 389,087.87

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Solution

The fourth proportional to 1,348,608.51, 2,023,048.07 and 389,087.87 is: 583,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,608.51 : 2,023,048.07 = 389,087.87 : x
  2. Step 2: Convert to fraction form
    1,348,608.51/2,023,048.07 = 389,087.87/x
  3. Step 3: Cross multiply
    1,348,608.51x = 2,023,048.07 × 389,087.87
  4. Step 4: Simplify right side
    1,348,608.51x = 787,143,468,548.81
  5. Step 5: Solve for x
    x = 787,143,468,548.81/1,348,608.51
  6. Step 6: Final answer
    x = 583,670.85

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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.