Home / 1,316,092.40-1,974,138.60-369,623.60

Finding the Fourth Proportional to 1,316,092.40, 1,974,138.60 and 369,623.60

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Solution

The fourth proportional to 1,316,092.40, 1,974,138.60 and 369,623.60 is: 554,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,092.40 : 1,974,138.60 = 369,623.60 : x
  2. Step 2: Convert to fraction form
    1,316,092.40/1,974,138.60 = 369,623.60/x
  3. Step 3: Cross multiply
    1,316,092.40x = 1,974,138.60 × 369,623.60
  4. Step 4: Simplify right side
    1,316,092.40x = 729,688,216,230.96
  5. Step 5: Solve for x
    x = 729,688,216,230.96/1,316,092.40
  6. Step 6: Final answer
    x = 554,435.40

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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.