Home / 1,707,459.48-2,562,511.14-643,469.40

Finding the Fourth Proportional to 1,707,459.48, 2,562,511.14 and 643,469.40

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Solution

The fourth proportional to 1,707,459.48, 2,562,511.14 and 643,469.40 is: 965,702.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,459.48 : 2,562,511.14 = 643,469.40 : x
  2. Step 2: Convert to fraction form
    1,707,459.48/2,562,511.14 = 643,469.40/x
  3. Step 3: Cross multiply
    1,707,459.48x = 2,562,511.14 × 643,469.40
  4. Step 4: Simplify right side
    1,707,459.48x = 1,648,897,505,749.12
  5. Step 5: Solve for x
    x = 1,648,897,505,749.12/1,707,459.48
  6. Step 6: Final answer
    x = 965,702.28

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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.