Home / 1,132,421.45-1,699,784.46-493,010.96

Finding the Fourth Proportional to 1,132,421.45, 1,699,784.46 and 493,010.96

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Solution

The fourth proportional to 1,132,421.45, 1,699,784.46 and 493,010.96 is: 740,018.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,421.45 : 1,699,784.46 = 493,010.96 : x
  2. Step 2: Convert to fraction form
    1,132,421.45/1,699,784.46 = 493,010.96/x
  3. Step 3: Cross multiply
    1,132,421.45x = 1,699,784.46 × 493,010.96
  4. Step 4: Simplify right side
    1,132,421.45x = 838,012,359,918.76
  5. Step 5: Solve for x
    x = 838,012,359,918.76/1,132,421.45
  6. Step 6: Final answer
    x = 740,018.09

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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.