Home / 1,084,320.40-1,625,947.52-444,450.72

Finding the Fourth Proportional to 1,084,320.40, 1,625,947.52 and 444,450.72

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Solution

The fourth proportional to 1,084,320.40, 1,625,947.52 and 444,450.72 is: 666,457.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,320.40 : 1,625,947.52 = 444,450.72 : x
  2. Step 2: Convert to fraction form
    1,084,320.40/1,625,947.52 = 444,450.72/x
  3. Step 3: Cross multiply
    1,084,320.40x = 1,625,947.52 × 444,450.72
  4. Step 4: Simplify right side
    1,084,320.40x = 722,653,545,946.21
  5. Step 5: Solve for x
    x = 722,653,545,946.21/1,084,320.40
  6. Step 6: Final answer
    x = 666,457.58

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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.