Home / 1,098,845.46-1,648,830.78-523,120.32

Finding the Fourth Proportional to 1,098,845.46, 1,648,830.78 and 523,120.32

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Solution

The fourth proportional to 1,098,845.46, 1,648,830.78 and 523,120.32 is: 784,948.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,845.46 : 1,648,830.78 = 523,120.32 : x
  2. Step 2: Convert to fraction form
    1,098,845.46/1,648,830.78 = 523,120.32/x
  3. Step 3: Cross multiply
    1,098,845.46x = 1,648,830.78 × 523,120.32
  4. Step 4: Simplify right side
    1,098,845.46x = 862,536,885,259.45
  5. Step 5: Solve for x
    x = 862,536,885,259.45/1,098,845.46
  6. Step 6: Final answer
    x = 784,948.31

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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.