Home / 1,024,415.20-1,536,622.80-922,938.40

Finding the Fourth Proportional to 1,024,415.20, 1,536,622.80 and 922,938.40

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Solution

The fourth proportional to 1,024,415.20, 1,536,622.80 and 922,938.40 is: 1,384,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,415.20 : 1,536,622.80 = 922,938.40 : x
  2. Step 2: Convert to fraction form
    1,024,415.20/1,536,622.80 = 922,938.40/x
  3. Step 3: Cross multiply
    1,024,415.20x = 1,536,622.80 × 922,938.40
  4. Step 4: Simplify right side
    1,024,415.20x = 1,418,208,188,435.52
  5. Step 5: Solve for x
    x = 1,418,208,188,435.52/1,024,415.20
  6. Step 6: Final answer
    x = 1,384,407.60

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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.