Home / 1,750,455.30-2,620,434.15-1,040,117.70

Finding the Fourth Proportional to 1,750,455.30, 2,620,434.15 and 1,040,117.70

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Solution

The fourth proportional to 1,750,455.30, 2,620,434.15 and 1,040,117.70 is: 1,557,057.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,455.30 : 2,620,434.15 = 1,040,117.70 : x
  2. Step 2: Convert to fraction form
    1,750,455.30/2,620,434.15 = 1,040,117.70/x
  3. Step 3: Cross multiply
    1,750,455.30x = 2,620,434.15 × 1,040,117.70
  4. Step 4: Simplify right side
    1,750,455.30x = 2,725,559,941,099.45
  5. Step 5: Solve for x
    x = 2,725,559,941,099.45/1,750,455.30
  6. Step 6: Final answer
    x = 1,557,057.72

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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.