Home / 6,172,257.60-9,258,386.40-1,684,987.20

Finding the Fourth Proportional to 6,172,257.60, 9,258,386.40 and 1,684,987.20

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Solution

The fourth proportional to 6,172,257.60, 9,258,386.40 and 1,684,987.20 is: 2,527,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172,257.60 : 9,258,386.40 = 1,684,987.20 : x
  2. Step 2: Convert to fraction form
    6,172,257.60/9,258,386.40 = 1,684,987.20/x
  3. Step 3: Cross multiply
    6,172,257.60x = 9,258,386.40 × 1,684,987.20
  4. Step 4: Simplify right side
    6,172,257.60x = 15,600,262,576,654.08
  5. Step 5: Solve for x
    x = 15,600,262,576,654.08/6,172,257.60
  6. Step 6: Final answer
    x = 2,527,480.80

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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.