Home / 1,459,894.09-2,000,021.45-1,405,312.15

Finding the Fourth Proportional to 1,459,894.09, 2,000,021.45 and 1,405,312.15

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Solution

The fourth proportional to 1,459,894.09, 2,000,021.45 and 1,405,312.15 is: 1,925,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,894.09 : 2,000,021.45 = 1,405,312.15 : x
  2. Step 2: Convert to fraction form
    1,459,894.09/2,000,021.45 = 1,405,312.15/x
  3. Step 3: Cross multiply
    1,459,894.09x = 2,000,021.45 × 1,405,312.15
  4. Step 4: Simplify right side
    1,459,894.09x = 2,810,654,443,945.62
  5. Step 5: Solve for x
    x = 2,810,654,443,945.62/1,459,894.09
  6. Step 6: Final answer
    x = 1,925,245.44

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.