Home / 2,140,026.62-2,953,225.90-1,159,961.70

Finding the Fourth Proportional to 2,140,026.62, 2,953,225.90 and 1,159,961.70

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Solution

The fourth proportional to 2,140,026.62, 2,953,225.90 and 1,159,961.70 is: 1,600,741.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,026.62 : 2,953,225.90 = 1,159,961.70 : x
  2. Step 2: Convert to fraction form
    2,140,026.62/2,953,225.90 = 1,159,961.70/x
  3. Step 3: Cross multiply
    2,140,026.62x = 2,953,225.90 × 1,159,961.70
  4. Step 4: Simplify right side
    2,140,026.62x = 3,425,628,947,972.58
  5. Step 5: Solve for x
    x = 3,425,628,947,972.58/2,140,026.62
  6. Step 6: Final answer
    x = 1,600,741.28

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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.