Home / 1,602,070.78-2,210,913.92-876,919.09

Finding the Fourth Proportional to 1,602,070.78, 2,210,913.92 and 876,919.09

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Solution

The fourth proportional to 1,602,070.78, 2,210,913.92 and 876,919.09 is: 1,210,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,070.78 : 2,210,913.92 = 876,919.09 : x
  2. Step 2: Convert to fraction form
    1,602,070.78/2,210,913.92 = 876,919.09/x
  3. Step 3: Cross multiply
    1,602,070.78x = 2,210,913.92 × 876,919.09
  4. Step 4: Simplify right side
    1,602,070.78x = 1,938,792,618,410.14
  5. Step 5: Solve for x
    x = 1,938,792,618,410.14/1,602,070.78
  6. Step 6: Final answer
    x = 1,210,179.13

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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.