Home / 3,679,205.10-5,518,807.65-1,154,856.30

Finding the Fourth Proportional to 3,679,205.10, 5,518,807.65 and 1,154,856.30

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Solution

The fourth proportional to 3,679,205.10, 5,518,807.65 and 1,154,856.30 is: 1,732,284.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,205.10 : 5,518,807.65 = 1,154,856.30 : x
  2. Step 2: Convert to fraction form
    3,679,205.10/5,518,807.65 = 1,154,856.30/x
  3. Step 3: Cross multiply
    3,679,205.10x = 5,518,807.65 × 1,154,856.30
  4. Step 4: Simplify right side
    3,679,205.10x = 6,373,429,783,090.70
  5. Step 5: Solve for x
    x = 6,373,429,783,090.70/3,679,205.10
  6. Step 6: Final answer
    x = 1,732,284.45

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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.