Home / 3,187,628.55-4,399,030.15-1,810,947.22

Finding the Fourth Proportional to 3,187,628.55, 4,399,030.15 and 1,810,947.22

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Solution

The fourth proportional to 3,187,628.55, 4,399,030.15 and 1,810,947.22 is: 2,499,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,628.55 : 4,399,030.15 = 1,810,947.22 : x
  2. Step 2: Convert to fraction form
    3,187,628.55/4,399,030.15 = 1,810,947.22/x
  3. Step 3: Cross multiply
    3,187,628.55x = 4,399,030.15 × 1,810,947.22
  4. Step 4: Simplify right side
    3,187,628.55x = 7,966,411,405,313.74
  5. Step 5: Solve for x
    x = 7,966,411,405,313.74/3,187,628.55
  6. Step 6: Final answer
    x = 2,499,165.53

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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.