Home / 1,140,825.18-1,574,339.20-624,612.54

Finding the Fourth Proportional to 1,140,825.18, 1,574,339.20 and 624,612.54

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Solution

The fourth proportional to 1,140,825.18, 1,574,339.20 and 624,612.54 is: 861,965.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,825.18 : 1,574,339.20 = 624,612.54 : x
  2. Step 2: Convert to fraction form
    1,140,825.18/1,574,339.20 = 624,612.54/x
  3. Step 3: Cross multiply
    1,140,825.18x = 1,574,339.20 × 624,612.54
  4. Step 4: Simplify right side
    1,140,825.18x = 983,352,006,533.57
  5. Step 5: Solve for x
    x = 983,352,006,533.57/1,140,825.18
  6. Step 6: Final answer
    x = 861,965.55

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Why These Related Problems?

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