Home / 1,369,956.98-2,054,694.90-423,335.90

Finding the Fourth Proportional to 1,369,956.98, 2,054,694.90 and 423,335.90

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Solution

The fourth proportional to 1,369,956.98, 2,054,694.90 and 423,335.90 is: 634,929.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,956.98 : 2,054,694.90 = 423,335.90 : x
  2. Step 2: Convert to fraction form
    1,369,956.98/2,054,694.90 = 423,335.90/x
  3. Step 3: Cross multiply
    1,369,956.98x = 2,054,694.90 × 423,335.90
  4. Step 4: Simplify right side
    1,369,956.98x = 869,826,121,441.16
  5. Step 5: Solve for x
    x = 869,826,121,441.16/1,369,956.98
  6. Step 6: Final answer
    x = 634,929.51

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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.