Home / 1,559,909.53-2,339,996.73-437,978.53

Finding the Fourth Proportional to 1,559,909.53, 2,339,996.73 and 437,978.53

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Solution

The fourth proportional to 1,559,909.53, 2,339,996.73 and 437,978.53 is: 657,004.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,909.53 : 2,339,996.73 = 437,978.53 : x
  2. Step 2: Convert to fraction form
    1,559,909.53/2,339,996.73 = 437,978.53/x
  3. Step 3: Cross multiply
    1,559,909.53x = 2,339,996.73 × 437,978.53
  4. Step 4: Simplify right side
    1,559,909.53x = 1,024,868,328,010.21
  5. Step 5: Solve for x
    x = 1,024,868,328,010.21/1,559,909.53
  6. Step 6: Final answer
    x = 657,004.98

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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.