Home / 1,613,820.84-2,227,072.51-888,666.76

Finding the Fourth Proportional to 1,613,820.84, 2,227,072.51 and 888,666.76

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Solution

The fourth proportional to 1,613,820.84, 2,227,072.51 and 888,666.76 is: 1,226,359.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,820.84 : 2,227,072.51 = 888,666.76 : x
  2. Step 2: Convert to fraction form
    1,613,820.84/2,227,072.51 = 888,666.76/x
  3. Step 3: Cross multiply
    1,613,820.84x = 2,227,072.51 × 888,666.76
  4. Step 4: Simplify right side
    1,613,820.84x = 1,979,125,311,746.77
  5. Step 5: Solve for x
    x = 1,979,125,311,746.77/1,613,820.84
  6. Step 6: Final answer
    x = 1,226,359.99

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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.