Home / 1,531,814.48-2,291,321.76-1,076,373.80

Finding the Fourth Proportional to 1,531,814.48, 2,291,321.76 and 1,076,373.80

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Solution

The fourth proportional to 1,531,814.48, 2,291,321.76 and 1,076,373.80 is: 1,610,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,814.48 : 2,291,321.76 = 1,076,373.80 : x
  2. Step 2: Convert to fraction form
    1,531,814.48/2,291,321.76 = 1,076,373.80/x
  3. Step 3: Cross multiply
    1,531,814.48x = 2,291,321.76 × 1,076,373.80
  4. Step 4: Simplify right side
    1,531,814.48x = 2,466,318,709,833.89
  5. Step 5: Solve for x
    x = 2,466,318,709,833.89/1,531,814.48
  6. Step 6: Final answer
    x = 1,610,063.58

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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.