Home / 1,260,037.25-1,890,052.27-313,407.96

Finding the Fourth Proportional to 1,260,037.25, 1,890,052.27 and 313,407.96

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Solution

The fourth proportional to 1,260,037.25, 1,890,052.27 and 313,407.96 is: 470,111.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,037.25 : 1,890,052.27 = 313,407.96 : x
  2. Step 2: Convert to fraction form
    1,260,037.25/1,890,052.27 = 313,407.96/x
  3. Step 3: Cross multiply
    1,260,037.25x = 1,890,052.27 × 313,407.96
  4. Step 4: Simplify right side
    1,260,037.25x = 592,357,425,450.55
  5. Step 5: Solve for x
    x = 592,357,425,450.55/1,260,037.25
  6. Step 6: Final answer
    x = 470,111.04

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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.