Home / 3,316,543.20-4,976,043.60-1,323,429.60

Finding the Fourth Proportional to 3,316,543.20, 4,976,043.60 and 1,323,429.60

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Solution

The fourth proportional to 3,316,543.20, 4,976,043.60 and 1,323,429.60 is: 1,985,634.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,543.20 : 4,976,043.60 = 1,323,429.60 : x
  2. Step 2: Convert to fraction form
    3,316,543.20/4,976,043.60 = 1,323,429.60/x
  3. Step 3: Cross multiply
    3,316,543.20x = 4,976,043.60 × 1,323,429.60
  4. Step 4: Simplify right side
    3,316,543.20x = 6,585,443,391,130.56
  5. Step 5: Solve for x
    x = 6,585,443,391,130.56/3,316,543.20
  6. Step 6: Final answer
    x = 1,985,634.74

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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.