Home / 1,881,402.66-2,596,333.68-1,021,963.60

Finding the Fourth Proportional to 1,881,402.66, 2,596,333.68 and 1,021,963.60

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Solution

The fourth proportional to 1,881,402.66, 2,596,333.68 and 1,021,963.60 is: 1,410,308.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,402.66 : 2,596,333.68 = 1,021,963.60 : x
  2. Step 2: Convert to fraction form
    1,881,402.66/2,596,333.68 = 1,021,963.60/x
  3. Step 3: Cross multiply
    1,881,402.66x = 2,596,333.68 × 1,021,963.60
  4. Step 4: Simplify right side
    1,881,402.66x = 2,653,358,514,414.05
  5. Step 5: Solve for x
    x = 2,653,358,514,414.05/1,881,402.66
  6. Step 6: Final answer
    x = 1,410,308.69

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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.