Home / 3,082,847.40-4,624,271.10-838,985.40

Finding the Fourth Proportional to 3,082,847.40, 4,624,271.10 and 838,985.40

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Solution

The fourth proportional to 3,082,847.40, 4,624,271.10 and 838,985.40 is: 1,258,478.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082,847.40 : 4,624,271.10 = 838,985.40 : x
  2. Step 2: Convert to fraction form
    3,082,847.40/4,624,271.10 = 838,985.40/x
  3. Step 3: Cross multiply
    3,082,847.40x = 4,624,271.10 × 838,985.40
  4. Step 4: Simplify right side
    3,082,847.40x = 3,879,695,938,541.94
  5. Step 5: Solve for x
    x = 3,879,695,938,541.94/3,082,847.40
  6. Step 6: Final answer
    x = 1,258,478.10

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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.