Home / 2,878,661.46-4,319,486.61-1,174,055.34

Finding the Fourth Proportional to 2,878,661.46, 4,319,486.61 and 1,174,055.34

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Solution

The fourth proportional to 2,878,661.46, 4,319,486.61 and 1,174,055.34 is: 1,761,692.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,661.46 : 4,319,486.61 = 1,174,055.34 : x
  2. Step 2: Convert to fraction form
    2,878,661.46/4,319,486.61 = 1,174,055.34/x
  3. Step 3: Cross multiply
    2,878,661.46x = 4,319,486.61 × 1,174,055.34
  4. Step 4: Simplify right side
    2,878,661.46x = 5,071,316,320,529.00
  5. Step 5: Solve for x
    x = 5,071,316,320,529.00/2,878,661.46
  6. Step 6: Final answer
    x = 1,761,692.51

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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.