Home / 1,728,000.70-2,592,001.05-465,955.90

Finding the Fourth Proportional to 1,728,000.70, 2,592,001.05 and 465,955.90

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Solution

The fourth proportional to 1,728,000.70, 2,592,001.05 and 465,955.90 is: 698,933.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,000.70 : 2,592,001.05 = 465,955.90 : x
  2. Step 2: Convert to fraction form
    1,728,000.70/2,592,001.05 = 465,955.90/x
  3. Step 3: Cross multiply
    1,728,000.70x = 2,592,001.05 × 465,955.90
  4. Step 4: Simplify right side
    1,728,000.70x = 1,207,758,182,053.70
  5. Step 5: Solve for x
    x = 1,207,758,182,053.70/1,728,000.70
  6. Step 6: Final answer
    x = 698,933.85

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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.