Home / 1,754,267.77-2,420,909.73-1,029,127.84

Finding the Fourth Proportional to 1,754,267.77, 2,420,909.73 and 1,029,127.84

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Solution

The fourth proportional to 1,754,267.77, 2,420,909.73 and 1,029,127.84 is: 1,420,208.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,267.77 : 2,420,909.73 = 1,029,127.84 : x
  2. Step 2: Convert to fraction form
    1,754,267.77/2,420,909.73 = 1,029,127.84/x
  3. Step 3: Cross multiply
    1,754,267.77x = 2,420,909.73 × 1,029,127.84
  4. Step 4: Simplify right side
    1,754,267.77x = 2,491,425,601,269.88
  5. Step 5: Solve for x
    x = 2,491,425,601,269.88/1,754,267.77
  6. Step 6: Final answer
    x = 1,420,208.27

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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.