Home / 4,216,979.40-6,325,395.30-1,658,460.06

Finding the Fourth Proportional to 4,216,979.40, 6,325,395.30 and 1,658,460.06

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Solution

The fourth proportional to 4,216,979.40, 6,325,395.30 and 1,658,460.06 is: 2,487,661.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216,979.40 : 6,325,395.30 = 1,658,460.06 : x
  2. Step 2: Convert to fraction form
    4,216,979.40/6,325,395.30 = 1,658,460.06/x
  3. Step 3: Cross multiply
    4,216,979.40x = 6,325,395.30 × 1,658,460.06
  4. Step 4: Simplify right side
    4,216,979.40x = 10,490,415,468,761.72
  5. Step 5: Solve for x
    x = 10,490,415,468,761.72/4,216,979.40
  6. Step 6: Final answer
    x = 2,487,661.07

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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.