Home / 5,271,372.80-7,908,355.20-1,484,806.40

Finding the Fourth Proportional to 5,271,372.80, 7,908,355.20 and 1,484,806.40

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Solution

The fourth proportional to 5,271,372.80, 7,908,355.20 and 1,484,806.40 is: 2,227,574.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,372.80 : 7,908,355.20 = 1,484,806.40 : x
  2. Step 2: Convert to fraction form
    5,271,372.80/7,908,355.20 = 1,484,806.40/x
  3. Step 3: Cross multiply
    5,271,372.80x = 7,908,355.20 × 1,484,806.40
  4. Step 4: Simplify right side
    5,271,372.80x = 11,742,376,414,433.28
  5. Step 5: Solve for x
    x = 11,742,376,414,433.28/5,271,372.80
  6. Step 6: Final answer
    x = 2,227,574.65

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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.