Home / 3,509,645.76-5,264,454.77-1,113,677.20

Finding the Fourth Proportional to 3,509,645.76, 5,264,454.77 and 1,113,677.20

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Solution

The fourth proportional to 3,509,645.76, 5,264,454.77 and 1,113,677.20 is: 1,670,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,645.76 : 5,264,454.77 = 1,113,677.20 : x
  2. Step 2: Convert to fraction form
    3,509,645.76/5,264,454.77 = 1,113,677.20/x
  3. Step 3: Cross multiply
    3,509,645.76x = 5,264,454.77 × 1,113,677.20
  4. Step 4: Simplify right side
    3,509,645.76x = 5,862,903,252,968.72
  5. Step 5: Solve for x
    x = 5,862,903,252,968.72/3,509,645.76
  6. Step 6: Final answer
    x = 1,670,511.40

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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.