Home / 2,990,934.60-4,483,340.10-1,472,281.80

Finding the Fourth Proportional to 2,990,934.60, 4,483,340.10 and 1,472,281.80

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Solution

The fourth proportional to 2,990,934.60, 4,483,340.10 and 1,472,281.80 is: 2,206,915.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,934.60 : 4,483,340.10 = 1,472,281.80 : x
  2. Step 2: Convert to fraction form
    2,990,934.60/4,483,340.10 = 1,472,281.80/x
  3. Step 3: Cross multiply
    2,990,934.60x = 4,483,340.10 × 1,472,281.80
  4. Step 4: Simplify right side
    2,990,934.60x = 6,600,740,032,440.18
  5. Step 5: Solve for x
    x = 6,600,740,032,440.18/2,990,934.60
  6. Step 6: Final answer
    x = 2,206,915.53

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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.