Home / 1,914,165.80-2,641,666.47-1,054,725.83

Finding the Fourth Proportional to 1,914,165.80, 2,641,666.47 and 1,054,725.83

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Solution

The fourth proportional to 1,914,165.80, 2,641,666.47 and 1,054,725.83 is: 1,455,586.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,165.80 : 2,641,666.47 = 1,054,725.83 : x
  2. Step 2: Convert to fraction form
    1,914,165.80/2,641,666.47 = 1,054,725.83/x
  3. Step 3: Cross multiply
    1,914,165.80x = 2,641,666.47 × 1,054,725.83
  4. Step 4: Simplify right side
    1,914,165.80x = 2,786,233,860,153.92
  5. Step 5: Solve for x
    x = 2,786,233,860,153.92/1,914,165.80
  6. Step 6: Final answer
    x = 1,455,586.48

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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.