Home / 740,647.70-1,110,971.55-652,001.30

Finding the Fourth Proportional to 740,647.70, 1,110,971.55 and 652,001.30

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Solution

The fourth proportional to 740,647.70, 1,110,971.55 and 652,001.30 is: 978,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,647.70 : 1,110,971.55 = 652,001.30 : x
  2. Step 2: Convert to fraction form
    740,647.70/1,110,971.55 = 652,001.30/x
  3. Step 3: Cross multiply
    740,647.70x = 1,110,971.55 × 652,001.30
  4. Step 4: Simplify right side
    740,647.70x = 724,354,894,863.02
  5. Step 5: Solve for x
    x = 724,354,894,863.02/740,647.70
  6. Step 6: Final answer
    x = 978,001.95

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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.