Home / 5,242,919.51-7,864,659.54-1,648,966.71

Finding the Fourth Proportional to 5,242,919.51, 7,864,659.54 and 1,648,966.71

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Solution

The fourth proportional to 5,242,919.51, 7,864,659.54 and 1,648,966.71 is: 2,473,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,919.51 : 7,864,659.54 = 1,648,966.71 : x
  2. Step 2: Convert to fraction form
    5,242,919.51/7,864,659.54 = 1,648,966.71/x
  3. Step 3: Cross multiply
    5,242,919.51x = 7,864,659.54 × 1,648,966.71
  4. Step 4: Simplify right side
    5,242,919.51x = 12,968,561,766,943.91
  5. Step 5: Solve for x
    x = 12,968,561,766,943.91/5,242,919.51
  6. Step 6: Final answer
    x = 2,473,538.22

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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.