Home / 1,087,902-1,632,027.84-456,996.24

Finding the Fourth Proportional to 1,087,902, 1,632,027.84 and 456,996.24

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Solution

The fourth proportional to 1,087,902, 1,632,027.84 and 456,996.24 is: 685,567.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,902 : 1,632,027.84 = 456,996.24 : x
  2. Step 2: Convert to fraction form
    1,087,902/1,632,027.84 = 456,996.24/x
  3. Step 3: Cross multiply
    1,087,902x = 1,632,027.84 × 456,996.24
  4. Step 4: Simplify right side
    1,087,902x = 745,830,586,455.32
  5. Step 5: Solve for x
    x = 745,830,586,455.32/1,087,902
  6. Step 6: Final answer
    x = 685,567.81

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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.