Home / 4,290,507.80-5,916,048.73-2,739,730.40

Finding the Fourth Proportional to 4,290,507.80, 5,916,048.73 and 2,739,730.40

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Solution

The fourth proportional to 4,290,507.80, 5,916,048.73 and 2,739,730.40 is: 3,777,729.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,507.80 : 5,916,048.73 = 2,739,730.40 : x
  2. Step 2: Convert to fraction form
    4,290,507.80/5,916,048.73 = 2,739,730.40/x
  3. Step 3: Cross multiply
    4,290,507.80x = 5,916,048.73 × 2,739,730.40
  4. Step 4: Simplify right side
    4,290,507.80x = 16,208,378,553,462.39
  5. Step 5: Solve for x
    x = 16,208,378,553,462.39/4,290,507.80
  6. Step 6: Final answer
    x = 3,777,729.66

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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.