Home / 2,146,340.05-2,958,989.29-1,712,230.47

Finding the Fourth Proportional to 2,146,340.05, 2,958,989.29 and 1,712,230.47

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Solution

The fourth proportional to 2,146,340.05, 2,958,989.29 and 1,712,230.47 is: 2,360,516.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,340.05 : 2,958,989.29 = 1,712,230.47 : x
  2. Step 2: Convert to fraction form
    2,146,340.05/2,958,989.29 = 1,712,230.47/x
  3. Step 3: Cross multiply
    2,146,340.05x = 2,958,989.29 × 1,712,230.47
  4. Step 4: Simplify right side
    2,146,340.05x = 5,066,471,618,461.09
  5. Step 5: Solve for x
    x = 5,066,471,618,461.09/2,146,340.05
  6. Step 6: Final answer
    x = 2,360,516.74

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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.