Home / 2,075,915.10-3,113,289.45-656,406.30

Finding the Fourth Proportional to 2,075,915.10, 3,113,289.45 and 656,406.30

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Solution

The fourth proportional to 2,075,915.10, 3,113,289.45 and 656,406.30 is: 984,425.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,915.10 : 3,113,289.45 = 656,406.30 : x
  2. Step 2: Convert to fraction form
    2,075,915.10/3,113,289.45 = 656,406.30/x
  3. Step 3: Cross multiply
    2,075,915.10x = 3,113,289.45 × 656,406.30
  4. Step 4: Simplify right side
    2,075,915.10x = 2,043,582,808,703.54
  5. Step 5: Solve for x
    x = 2,043,582,808,703.54/2,075,915.10
  6. Step 6: Final answer
    x = 984,425.04

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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.