Home / 1,559,982.30-2,339,973.45-438,051.30

Finding the Fourth Proportional to 1,559,982.30, 2,339,973.45 and 438,051.30

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Solution

The fourth proportional to 1,559,982.30, 2,339,973.45 and 438,051.30 is: 657,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,982.30 : 2,339,973.45 = 438,051.30 : x
  2. Step 2: Convert to fraction form
    1,559,982.30/2,339,973.45 = 438,051.30/x
  3. Step 3: Cross multiply
    1,559,982.30x = 2,339,973.45 × 438,051.30
  4. Step 4: Simplify right side
    1,559,982.30x = 1,025,028,411,737.99
  5. Step 5: Solve for x
    x = 1,025,028,411,737.99/1,559,982.30
  6. Step 6: Final answer
    x = 657,076.95

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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.