Home / 3,551,353.70-5,327,030.55-1,307,200.10

Finding the Fourth Proportional to 3,551,353.70, 5,327,030.55 and 1,307,200.10

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Solution

The fourth proportional to 3,551,353.70, 5,327,030.55 and 1,307,200.10 is: 1,960,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,353.70 : 5,327,030.55 = 1,307,200.10 : x
  2. Step 2: Convert to fraction form
    3,551,353.70/5,327,030.55 = 1,307,200.10/x
  3. Step 3: Cross multiply
    3,551,353.70x = 5,327,030.55 × 1,307,200.10
  4. Step 4: Simplify right side
    3,551,353.70x = 6,963,494,867,663.06
  5. Step 5: Solve for x
    x = 6,963,494,867,663.06/3,551,353.70
  6. Step 6: Final answer
    x = 1,960,800.15

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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.