Home / 2,345,260.10-3,236,513.75-1,312,742.21

Finding the Fourth Proportional to 2,345,260.10, 3,236,513.75 and 1,312,742.21

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Solution

The fourth proportional to 2,345,260.10, 3,236,513.75 and 1,312,742.21 is: 1,811,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345,260.10 : 3,236,513.75 = 1,312,742.21 : x
  2. Step 2: Convert to fraction form
    2,345,260.10/3,236,513.75 = 1,312,742.21/x
  3. Step 3: Cross multiply
    2,345,260.10x = 3,236,513.75 × 1,312,742.21
  4. Step 4: Simplify right side
    2,345,260.10x = 4,248,708,212,870.39
  5. Step 5: Solve for x
    x = 4,248,708,212,870.39/2,345,260.10
  6. Step 6: Final answer
    x = 1,811,614.93

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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.