Home / 1,945,800.68-2,685,001.25-1,129,845.30

Finding the Fourth Proportional to 1,945,800.68, 2,685,001.25 and 1,129,845.30

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Solution

The fourth proportional to 1,945,800.68, 2,685,001.25 and 1,129,845.30 is: 1,559,068.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,800.68 : 2,685,001.25 = 1,129,845.30 : x
  2. Step 2: Convert to fraction form
    1,945,800.68/2,685,001.25 = 1,129,845.30/x
  3. Step 3: Cross multiply
    1,945,800.68x = 2,685,001.25 × 1,129,845.30
  4. Step 4: Simplify right side
    1,945,800.68x = 3,033,636,037,157.40
  5. Step 5: Solve for x
    x = 3,033,636,037,157.40/1,945,800.68
  6. Step 6: Final answer
    x = 1,559,068.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.