Home / 1,953,052.81-2,926,787.59-1,098,330.38

Finding the Fourth Proportional to 1,953,052.81, 2,926,787.59 and 1,098,330.38

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Solution

The fourth proportional to 1,953,052.81, 2,926,787.59 and 1,098,330.38 is: 1,645,925.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,052.81 : 2,926,787.59 = 1,098,330.38 : x
  2. Step 2: Convert to fraction form
    1,953,052.81/2,926,787.59 = 1,098,330.38/x
  3. Step 3: Cross multiply
    1,953,052.81x = 2,926,787.59 × 1,098,330.38
  4. Step 4: Simplify right side
    1,953,052.81x = 3,214,579,708,524.22
  5. Step 5: Solve for x
    x = 3,214,579,708,524.22/1,953,052.81
  6. Step 6: Final answer
    x = 1,645,925.65

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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.