Home / 1,464,381.60-2,021,088.44-1,005,118.88

Finding the Fourth Proportional to 1,464,381.60, 2,021,088.44 and 1,005,118.88

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Solution

The fourth proportional to 1,464,381.60, 2,021,088.44 and 1,005,118.88 is: 1,387,230.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,381.60 : 2,021,088.44 = 1,005,118.88 : x
  2. Step 2: Convert to fraction form
    1,464,381.60/2,021,088.44 = 1,005,118.88/x
  3. Step 3: Cross multiply
    1,464,381.60x = 2,021,088.44 × 1,005,118.88
  4. Step 4: Simplify right side
    1,464,381.60x = 2,031,434,149,193.75
  5. Step 5: Solve for x
    x = 2,031,434,149,193.75/1,464,381.60
  6. Step 6: Final answer
    x = 1,387,230.04

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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.