Home / 2,149,283.58-2,966,435.31-1,232,128.59

Finding the Fourth Proportional to 2,149,283.58, 2,966,435.31 and 1,232,128.59

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Solution

The fourth proportional to 2,149,283.58, 2,966,435.31 and 1,232,128.59 is: 1,700,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,283.58 : 2,966,435.31 = 1,232,128.59 : x
  2. Step 2: Convert to fraction form
    2,149,283.58/2,966,435.31 = 1,232,128.59/x
  3. Step 3: Cross multiply
    2,149,283.58x = 2,966,435.31 × 1,232,128.59
  4. Step 4: Simplify right side
    2,149,283.58x = 3,655,029,755,836.51
  5. Step 5: Solve for x
    x = 3,655,029,755,836.51/2,149,283.58
  6. Step 6: Final answer
    x = 1,700,580.50

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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.