Home / 1,329,411.59-1,832,738.20-1,123,533.59

Finding the Fourth Proportional to 1,329,411.59, 1,832,738.20 and 1,123,533.59

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Solution

The fourth proportional to 1,329,411.59, 1,832,738.20 and 1,123,533.59 is: 1,548,913.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,411.59 : 1,832,738.20 = 1,123,533.59 : x
  2. Step 2: Convert to fraction form
    1,329,411.59/1,832,738.20 = 1,123,533.59/x
  3. Step 3: Cross multiply
    1,329,411.59x = 1,832,738.20 × 1,123,533.59
  4. Step 4: Simplify right side
    1,329,411.59x = 2,059,142,917,403.61
  5. Step 5: Solve for x
    x = 2,059,142,917,403.61/1,329,411.59
  6. Step 6: Final answer
    x = 1,548,913.02

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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.