Home / 973,111.20-1,459,666.80-917,998.80

Finding the Fourth Proportional to 973,111.20, 1,459,666.80 and 917,998.80

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Solution

The fourth proportional to 973,111.20, 1,459,666.80 and 917,998.80 is: 1,376,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,111.20 : 1,459,666.80 = 917,998.80 : x
  2. Step 2: Convert to fraction form
    973,111.20/1,459,666.80 = 917,998.80/x
  3. Step 3: Cross multiply
    973,111.20x = 1,459,666.80 × 917,998.80
  4. Step 4: Simplify right side
    973,111.20x = 1,339,972,370,799.84
  5. Step 5: Solve for x
    x = 1,339,972,370,799.84/973,111.20
  6. Step 6: Final answer
    x = 1,376,998.20

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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.