Home / 1,935,775.38-2,671,704.40-1,120,428.63

Finding the Fourth Proportional to 1,935,775.38, 2,671,704.40 and 1,120,428.63

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Solution

The fourth proportional to 1,935,775.38, 2,671,704.40 and 1,120,428.63 is: 1,546,385.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,775.38 : 2,671,704.40 = 1,120,428.63 : x
  2. Step 2: Convert to fraction form
    1,935,775.38/2,671,704.40 = 1,120,428.63/x
  3. Step 3: Cross multiply
    1,935,775.38x = 2,671,704.40 × 1,120,428.63
  4. Step 4: Simplify right side
    1,935,775.38x = 2,993,454,090,099.52
  5. Step 5: Solve for x
    x = 2,993,454,090,099.52/1,935,775.38
  6. Step 6: Final answer
    x = 1,546,385.04

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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.