Home / 1,352,125.80-2,028,188.70-901,385.10

Finding the Fourth Proportional to 1,352,125.80, 2,028,188.70 and 901,385.10

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Solution

The fourth proportional to 1,352,125.80, 2,028,188.70 and 901,385.10 is: 1,352,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,125.80 : 2,028,188.70 = 901,385.10 : x
  2. Step 2: Convert to fraction form
    1,352,125.80/2,028,188.70 = 901,385.10/x
  3. Step 3: Cross multiply
    1,352,125.80x = 2,028,188.70 × 901,385.10
  4. Step 4: Simplify right side
    1,352,125.80x = 1,828,179,074,168.37
  5. Step 5: Solve for x
    x = 1,828,179,074,168.37/1,352,125.80
  6. Step 6: Final answer
    x = 1,352,077.65

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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.