Home / 3,132,318.40-4,698,477.60-2,746,628.80

Finding the Fourth Proportional to 3,132,318.40, 4,698,477.60 and 2,746,628.80

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Solution

The fourth proportional to 3,132,318.40, 4,698,477.60 and 2,746,628.80 is: 4,119,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,318.40 : 4,698,477.60 = 2,746,628.80 : x
  2. Step 2: Convert to fraction form
    3,132,318.40/4,698,477.60 = 2,746,628.80/x
  3. Step 3: Cross multiply
    3,132,318.40x = 4,698,477.60 × 2,746,628.80
  4. Step 4: Simplify right side
    3,132,318.40x = 12,904,973,892,314.88
  5. Step 5: Solve for x
    x = 12,904,973,892,314.88/3,132,318.40
  6. Step 6: Final answer
    x = 4,119,943.20

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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.