Home / 1,984,931.28-2,977,414.88-564,986.70

Finding the Fourth Proportional to 1,984,931.28, 2,977,414.88 and 564,986.70

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Solution

The fourth proportional to 1,984,931.28, 2,977,414.88 and 564,986.70 is: 847,485.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,931.28 : 2,977,414.88 = 564,986.70 : x
  2. Step 2: Convert to fraction form
    1,984,931.28/2,977,414.88 = 564,986.70/x
  3. Step 3: Cross multiply
    1,984,931.28x = 2,977,414.88 × 564,986.70
  4. Step 4: Simplify right side
    1,984,931.28x = 1,682,199,804,757.16
  5. Step 5: Solve for x
    x = 1,682,199,804,757.16/1,984,931.28
  6. Step 6: Final answer
    x = 847,485.16

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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.