Home / 973,111.70-1,459,667.55-917,999.30

Finding the Fourth Proportional to 973,111.70, 1,459,667.55 and 917,999.30

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Solution

The fourth proportional to 973,111.70, 1,459,667.55 and 917,999.30 is: 1,376,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,111.70 : 1,459,667.55 = 917,999.30 : x
  2. Step 2: Convert to fraction form
    973,111.70/1,459,667.55 = 917,999.30/x
  3. Step 3: Cross multiply
    973,111.70x = 1,459,667.55 × 917,999.30
  4. Step 4: Simplify right side
    973,111.70x = 1,339,973,789,132.72
  5. Step 5: Solve for x
    x = 1,339,973,789,132.72/973,111.70
  6. Step 6: Final answer
    x = 1,376,998.95

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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.