Home / 1,914,320.50-2,641,780.00-1,054,911.51

Finding the Fourth Proportional to 1,914,320.50, 2,641,780.00 and 1,054,911.51

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Solution

The fourth proportional to 1,914,320.50, 2,641,780.00 and 1,054,911.51 is: 1,455,787.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,320.50 : 2,641,780.00 = 1,054,911.51 : x
  2. Step 2: Convert to fraction form
    1,914,320.50/2,641,780.00 = 1,054,911.51/x
  3. Step 3: Cross multiply
    1,914,320.50x = 2,641,780.00 × 1,054,911.51
  4. Step 4: Simplify right side
    1,914,320.50x = 2,786,844,130,206.44
  5. Step 5: Solve for x
    x = 2,786,844,130,206.44/1,914,320.50
  6. Step 6: Final answer
    x = 1,455,787.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.