Home / 1,765,866.66-2,648,541.65-842,414.12

Finding the Fourth Proportional to 1,765,866.66, 2,648,541.65 and 842,414.12

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Solution

The fourth proportional to 1,765,866.66, 2,648,541.65 and 842,414.12 is: 1,263,497.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,866.66 : 2,648,541.65 = 842,414.12 : x
  2. Step 2: Convert to fraction form
    1,765,866.66/2,648,541.65 = 842,414.12/x
  3. Step 3: Cross multiply
    1,765,866.66x = 2,648,541.65 × 842,414.12
  4. Step 4: Simplify right side
    1,765,866.66x = 2,231,168,865,913.32
  5. Step 5: Solve for x
    x = 2,231,168,865,913.32/1,765,866.66
  6. Step 6: Final answer
    x = 1,263,497.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.