Home / 1,455,564.33-2,173,111.84-1,112,210.80

Finding the Fourth Proportional to 1,455,564.33, 2,173,111.84 and 1,112,210.80

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Solution

The fourth proportional to 1,455,564.33, 2,173,111.84 and 1,112,210.80 is: 1,660,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,564.33 : 2,173,111.84 = 1,112,210.80 : x
  2. Step 2: Convert to fraction form
    1,455,564.33/2,173,111.84 = 1,112,210.80/x
  3. Step 3: Cross multiply
    1,455,564.33x = 2,173,111.84 × 1,112,210.80
  4. Step 4: Simplify right side
    1,455,564.33x = 2,416,958,454,013.36
  5. Step 5: Solve for x
    x = 2,416,958,454,013.36/1,455,564.33
  6. Step 6: Final answer
    x = 1,660,495.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.