Home / 2,667,509.10-4,001,266.54-1,248,561.63

Finding the Fourth Proportional to 2,667,509.10, 4,001,266.54 and 1,248,561.63

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Solution

The fourth proportional to 2,667,509.10, 4,001,266.54 and 1,248,561.63 is: 1,872,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,509.10 : 4,001,266.54 = 1,248,561.63 : x
  2. Step 2: Convert to fraction form
    2,667,509.10/4,001,266.54 = 1,248,561.63/x
  3. Step 3: Cross multiply
    2,667,509.10x = 4,001,266.54 × 1,248,561.63
  4. Step 4: Simplify right side
    2,667,509.10x = 4,995,827,889,812.31
  5. Step 5: Solve for x
    x = 4,995,827,889,812.31/2,667,509.10
  6. Step 6: Final answer
    x = 1,872,843.80

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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.