Home / 2,684,985.75-4,027,038.12-739,260.45

Finding the Fourth Proportional to 2,684,985.75, 4,027,038.12 and 739,260.45

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Solution

The fourth proportional to 2,684,985.75, 4,027,038.12 and 739,260.45 is: 1,108,769.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684,985.75 : 4,027,038.12 = 739,260.45 : x
  2. Step 2: Convert to fraction form
    2,684,985.75/4,027,038.12 = 739,260.45/x
  3. Step 3: Cross multiply
    2,684,985.75x = 4,027,038.12 × 739,260.45
  4. Step 4: Simplify right side
    2,684,985.75x = 2,977,030,012,758.35
  5. Step 5: Solve for x
    x = 2,977,030,012,758.35/2,684,985.75
  6. Step 6: Final answer
    x = 1,108,769.39

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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.