Home / 4,016,720.72-6,023,801.61-1,320,424.47

Finding the Fourth Proportional to 4,016,720.72, 6,023,801.61 and 1,320,424.47

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Solution

The fourth proportional to 4,016,720.72, 6,023,801.61 and 1,320,424.47 is: 1,980,216.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,016,720.72 : 6,023,801.61 = 1,320,424.47 : x
  2. Step 2: Convert to fraction form
    4,016,720.72/6,023,801.61 = 1,320,424.47/x
  3. Step 3: Cross multiply
    4,016,720.72x = 6,023,801.61 × 1,320,424.47
  4. Step 4: Simplify right side
    4,016,720.72x = 7,953,975,048,269.40
  5. Step 5: Solve for x
    x = 7,953,975,048,269.40/4,016,720.72
  6. Step 6: Final answer
    x = 1,980,216.10

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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.