Home / 3,559,535.46-4,912,147.08-1,927,938.78

Finding the Fourth Proportional to 3,559,535.46, 4,912,147.08 and 1,927,938.78

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Solution

The fourth proportional to 3,559,535.46, 4,912,147.08 and 1,927,938.78 is: 2,660,549.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,535.46 : 4,912,147.08 = 1,927,938.78 : x
  2. Step 2: Convert to fraction form
    3,559,535.46/4,912,147.08 = 1,927,938.78/x
  3. Step 3: Cross multiply
    3,559,535.46x = 4,912,147.08 × 1,927,938.78
  4. Step 4: Simplify right side
    3,559,535.46x = 9,470,318,848,595.76
  5. Step 5: Solve for x
    x = 9,470,318,848,595.76/3,559,535.46
  6. Step 6: Final answer
    x = 2,660,549.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.