Home / 1,455,958.80-2,009,373.41-875,371.86

Finding the Fourth Proportional to 1,455,958.80, 2,009,373.41 and 875,371.86

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Solution

The fourth proportional to 1,455,958.80, 2,009,373.41 and 875,371.86 is: 1,208,103.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,958.80 : 2,009,373.41 = 875,371.86 : x
  2. Step 2: Convert to fraction form
    1,455,958.80/2,009,373.41 = 875,371.86/x
  3. Step 3: Cross multiply
    1,455,958.80x = 2,009,373.41 × 875,371.86
  4. Step 4: Simplify right side
    1,455,958.80x = 1,758,948,941,534.67
  5. Step 5: Solve for x
    x = 1,758,948,941,534.67/1,455,958.80
  6. Step 6: Final answer
    x = 1,208,103.51

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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.