Home / 1,039,814.38-1,559,905.80-471,172.48

Finding the Fourth Proportional to 1,039,814.38, 1,559,905.80 and 471,172.48

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Solution

The fourth proportional to 1,039,814.38, 1,559,905.80 and 471,172.48 is: 706,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,814.38 : 1,559,905.80 = 471,172.48 : x
  2. Step 2: Convert to fraction form
    1,039,814.38/1,559,905.80 = 471,172.48/x
  3. Step 3: Cross multiply
    1,039,814.38x = 1,559,905.80 × 471,172.48
  4. Step 4: Simplify right side
    1,039,814.38x = 734,984,684,352.38
  5. Step 5: Solve for x
    x = 734,984,684,352.38/1,039,814.38
  6. Step 6: Final answer
    x = 706,842.20

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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.