Home / 4,712,064.72-6,502,476.40-2,879,589.60

Finding the Fourth Proportional to 4,712,064.72, 6,502,476.40 and 2,879,589.60

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Solution

The fourth proportional to 4,712,064.72, 6,502,476.40 and 2,879,589.60 is: 3,973,727.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712,064.72 : 6,502,476.40 = 2,879,589.60 : x
  2. Step 2: Convert to fraction form
    4,712,064.72/6,502,476.40 = 2,879,589.60/x
  3. Step 3: Cross multiply
    4,712,064.72x = 6,502,476.40 × 2,879,589.60
  4. Step 4: Simplify right side
    4,712,064.72x = 18,724,463,415,685.44
  5. Step 5: Solve for x
    x = 18,724,463,415,685.44/4,712,064.72
  6. Step 6: Final answer
    x = 3,973,727.98

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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.