Home / 1,458,667.52-2,012,956.80-814,080.64

Finding the Fourth Proportional to 1,458,667.52, 2,012,956.80 and 814,080.64

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Solution

The fourth proportional to 1,458,667.52, 2,012,956.80 and 814,080.64 is: 1,123,428.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,667.52 : 2,012,956.80 = 814,080.64 : x
  2. Step 2: Convert to fraction form
    1,458,667.52/2,012,956.80 = 814,080.64/x
  3. Step 3: Cross multiply
    1,458,667.52x = 2,012,956.80 × 814,080.64
  4. Step 4: Simplify right side
    1,458,667.52x = 1,638,709,160,036.35
  5. Step 5: Solve for x
    x = 1,638,709,160,036.35/1,458,667.52
  6. Step 6: Final answer
    x = 1,123,428.84

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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.