Home / 1,096,318.90-1,644,478.35-1,012,338.10

Finding the Fourth Proportional to 1,096,318.90, 1,644,478.35 and 1,012,338.10

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Solution

The fourth proportional to 1,096,318.90, 1,644,478.35 and 1,012,338.10 is: 1,518,507.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,318.90 : 1,644,478.35 = 1,012,338.10 : x
  2. Step 2: Convert to fraction form
    1,096,318.90/1,644,478.35 = 1,012,338.10/x
  3. Step 3: Cross multiply
    1,096,318.90x = 1,644,478.35 × 1,012,338.10
  4. Step 4: Simplify right side
    1,096,318.90x = 1,664,768,088,330.14
  5. Step 5: Solve for x
    x = 1,664,768,088,330.14/1,096,318.90
  6. Step 6: Final answer
    x = 1,518,507.15

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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.