Home / 3,181,181-4,390,029.78-1,750,397

Finding the Fourth Proportional to 3,181,181, 4,390,029.78 and 1,750,397

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Solution

The fourth proportional to 3,181,181, 4,390,029.78 and 1,750,397 is: 2,415,547.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,181 : 4,390,029.78 = 1,750,397 : x
  2. Step 2: Convert to fraction form
    3,181,181/4,390,029.78 = 1,750,397/x
  3. Step 3: Cross multiply
    3,181,181x = 4,390,029.78 × 1,750,397
  4. Step 4: Simplify right side
    3,181,181x = 7,684,294,956,822.66
  5. Step 5: Solve for x
    x = 7,684,294,956,822.66/3,181,181
  6. Step 6: Final answer
    x = 2,415,547.86

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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.