Home / 3,127,699.88-4,314,943.10-1,903,023.62

Finding the Fourth Proportional to 3,127,699.88, 4,314,943.10 and 1,903,023.62

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Solution

The fourth proportional to 3,127,699.88, 4,314,943.10 and 1,903,023.62 is: 2,625,392.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,699.88 : 4,314,943.10 = 1,903,023.62 : x
  2. Step 2: Convert to fraction form
    3,127,699.88/4,314,943.10 = 1,903,023.62/x
  3. Step 3: Cross multiply
    3,127,699.88x = 4,314,943.10 × 1,903,023.62
  4. Step 4: Simplify right side
    3,127,699.88x = 8,211,438,637,619.90
  5. Step 5: Solve for x
    x = 8,211,438,637,619.90/3,127,699.88
  6. Step 6: Final answer
    x = 2,625,392.13

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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.