Home / 4,428,676.80-6,642,669.60-1,732,478.40

Finding the Fourth Proportional to 4,428,676.80, 6,642,669.60 and 1,732,478.40

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Solution

The fourth proportional to 4,428,676.80, 6,642,669.60 and 1,732,478.40 is: 2,598,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,676.80 : 6,642,669.60 = 1,732,478.40 : x
  2. Step 2: Convert to fraction form
    4,428,676.80/6,642,669.60 = 1,732,478.40/x
  3. Step 3: Cross multiply
    4,428,676.80x = 6,642,669.60 × 1,732,478.40
  4. Step 4: Simplify right side
    4,428,676.80x = 11,508,281,600,336.64
  5. Step 5: Solve for x
    x = 11,508,281,600,336.64/4,428,676.80
  6. Step 6: Final answer
    x = 2,598,582.40

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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.