Home / 4,207,339.20-6,318,007.20-2,315,438.40

Finding the Fourth Proportional to 4,207,339.20, 6,318,007.20 and 2,315,438.40

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Solution

The fourth proportional to 4,207,339.20, 6,318,007.20 and 2,315,438.40 is: 3,477,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207,339.20 : 6,318,007.20 = 2,315,438.40 : x
  2. Step 2: Convert to fraction form
    4,207,339.20/6,318,007.20 = 2,315,438.40/x
  3. Step 3: Cross multiply
    4,207,339.20x = 6,318,007.20 × 2,315,438.40
  4. Step 4: Simplify right side
    4,207,339.20x = 14,628,956,482,356.48
  5. Step 5: Solve for x
    x = 14,628,956,482,356.48/4,207,339.20
  6. Step 6: Final answer
    x = 3,477,009.05

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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.