Home / 2,230,009.89-3,077,152.57-1,312,037.14

Finding the Fourth Proportional to 2,230,009.89, 3,077,152.57 and 1,312,037.14

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Solution

The fourth proportional to 2,230,009.89, 3,077,152.57 and 1,312,037.14 is: 1,810,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,009.89 : 3,077,152.57 = 1,312,037.14 : x
  2. Step 2: Convert to fraction form
    2,230,009.89/3,077,152.57 = 1,312,037.14/x
  3. Step 3: Cross multiply
    2,230,009.89x = 3,077,152.57 × 1,312,037.14
  4. Step 4: Simplify right side
    2,230,009.89x = 4,037,338,457,286.45
  5. Step 5: Solve for x
    x = 4,037,338,457,286.45/2,230,009.89
  6. Step 6: Final answer
    x = 1,810,457.65

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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.