Home / 1,140,176.40-1,573,443.58-623,930.40

Finding the Fourth Proportional to 1,140,176.40, 1,573,443.58 and 623,930.40

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Solution

The fourth proportional to 1,140,176.40, 1,573,443.58 and 623,930.40 is: 861,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,176.40 : 1,573,443.58 = 623,930.40 : x
  2. Step 2: Convert to fraction form
    1,140,176.40/1,573,443.58 = 623,930.40/x
  3. Step 3: Cross multiply
    1,140,176.40x = 1,573,443.58 × 623,930.40
  4. Step 4: Simplify right side
    1,140,176.40x = 981,719,286,439.49
  5. Step 5: Solve for x
    x = 981,719,286,439.49/1,140,176.40
  6. Step 6: Final answer
    x = 861,024.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.