Home / 1,117,745.25-1,542,488.63-608,451.45

Finding the Fourth Proportional to 1,117,745.25, 1,542,488.63 and 608,451.45

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Solution

The fourth proportional to 1,117,745.25, 1,542,488.63 and 608,451.45 is: 839,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,745.25 : 1,542,488.63 = 608,451.45 : x
  2. Step 2: Convert to fraction form
    1,117,745.25/1,542,488.63 = 608,451.45/x
  3. Step 3: Cross multiply
    1,117,745.25x = 1,542,488.63 × 608,451.45
  4. Step 4: Simplify right side
    1,117,745.25x = 938,529,440,489.76
  5. Step 5: Solve for x
    x = 938,529,440,489.76/1,117,745.25
  6. Step 6: Final answer
    x = 839,663.10

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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.