Home / 1,783,115.15-2,458,848.90-1,525,843.46

Finding the Fourth Proportional to 1,783,115.15, 2,458,848.90 and 1,525,843.46

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Solution

The fourth proportional to 1,783,115.15, 2,458,848.90 and 1,525,843.46 is: 2,104,080.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,115.15 : 2,458,848.90 = 1,525,843.46 : x
  2. Step 2: Convert to fraction form
    1,783,115.15/2,458,848.90 = 1,525,843.46/x
  3. Step 3: Cross multiply
    1,783,115.15x = 2,458,848.90 × 1,525,843.46
  4. Step 4: Simplify right side
    1,783,115.15x = 3,751,818,513,193.19
  5. Step 5: Solve for x
    x = 3,751,818,513,193.19/1,783,115.15
  6. Step 6: Final answer
    x = 2,104,080.89

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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.