Home / 1,763,062.60-2,645,468.70-698,139.40

Finding the Fourth Proportional to 1,763,062.60, 2,645,468.70 and 698,139.40

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Solution

The fourth proportional to 1,763,062.60, 2,645,468.70 and 698,139.40 is: 1,047,555.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,062.60 : 2,645,468.70 = 698,139.40 : x
  2. Step 2: Convert to fraction form
    1,763,062.60/2,645,468.70 = 698,139.40/x
  3. Step 3: Cross multiply
    1,763,062.60x = 2,645,468.70 × 698,139.40
  4. Step 4: Simplify right side
    1,763,062.60x = 1,846,905,930,936.78
  5. Step 5: Solve for x
    x = 1,846,905,930,936.78/1,763,062.60
  6. Step 6: Final answer
    x = 1,047,555.50

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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.