Home / 972,320.12-1,461,674.56-902,091.30

Finding the Fourth Proportional to 972,320.12, 1,461,674.56 and 902,091.30

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Solution

The fourth proportional to 972,320.12, 1,461,674.56 and 902,091.30 is: 1,356,100.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,320.12 : 1,461,674.56 = 902,091.30 : x
  2. Step 2: Convert to fraction form
    972,320.12/1,461,674.56 = 902,091.30/x
  3. Step 3: Cross multiply
    972,320.12x = 1,461,674.56 × 902,091.30
  4. Step 4: Simplify right side
    972,320.12x = 1,318,563,904,007.33
  5. Step 5: Solve for x
    x = 1,318,563,904,007.33/972,320.12
  6. Step 6: Final answer
    x = 1,356,100.61

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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.