Home / 6,403,821.34-9,605,022.07-1,611,511.90

Finding the Fourth Proportional to 6,403,821.34, 9,605,022.07 and 1,611,511.90

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Solution

The fourth proportional to 6,403,821.34, 9,605,022.07 and 1,611,511.90 is: 2,417,089.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,821.34 : 9,605,022.07 = 1,611,511.90 : x
  2. Step 2: Convert to fraction form
    6,403,821.34/9,605,022.07 = 1,611,511.90/x
  3. Step 3: Cross multiply
    6,403,821.34x = 9,605,022.07 × 1,611,511.90
  4. Step 4: Simplify right side
    6,403,821.34x = 15,478,607,365,567.63
  5. Step 5: Solve for x
    x = 15,478,607,365,567.63/6,403,821.34
  6. Step 6: Final answer
    x = 2,417,089.19

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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.