Home / 4,159,390.40-6,243,751.20-3,216,939.20

Finding the Fourth Proportional to 4,159,390.40, 6,243,751.20 and 3,216,939.20

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Solution

The fourth proportional to 4,159,390.40, 6,243,751.20 and 3,216,939.20 is: 4,829,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159,390.40 : 6,243,751.20 = 3,216,939.20 : x
  2. Step 2: Convert to fraction form
    4,159,390.40/6,243,751.20 = 3,216,939.20/x
  3. Step 3: Cross multiply
    4,159,390.40x = 6,243,751.20 × 3,216,939.20
  4. Step 4: Simplify right side
    4,159,390.40x = 20,085,767,990,327.04
  5. Step 5: Solve for x
    x = 20,085,767,990,327.04/4,159,390.40
  6. Step 6: Final answer
    x = 4,829,017.25

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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.